realization_times.json

[
  {
    "sheet_name": "Mean Values",
    "content": "Mean values and 95 % confidence intervals",
    "description": "Mean values and 95 % confidence intervals (CI) for the specific realization times of modernization measures based on the expert interviews",
    "data": [
      {
        "Modernization Measure": "Insulate exterior wall",
        "CI2.5 %": 1.27,
        "Mean": 1.39,
        "CI97.5 %": 1.51,
        "Unit": "h/m^2"
      },
      {
        "Modernization Measure": "Insulate flat roof",
        "CI2.5 %": 0.1,
        "Mean": 0.13,
        "CI97.5 %": 0.17,
        "Unit": "h/m^2"
      },
      {
        "Modernization Measure": "Insulate pitched roof",
        "CI2.5 %": 0.14,
        "Mean": 0.19,
        "CI97.5 %": 0.24,
        "Unit": "h/m^2"
      },
      {
        "Modernization Measure": "Insulate ground floor",
        "CI2.5 %": 0.4,
        "Mean": 0.48,
        "CI97.5 %": 0.56,
        "Unit": "h/m^2"
      },
      {
        "Modernization Measure": "Replace windows",
        "CI2.5 %": 5.94,
        "Mean": 6.93,
        "CI97.5 %": 7.89,
        "Unit": "h/m^2"
      },
      {
        "Modernization Measure": "Deinstall gas boiler (small)",
        "CI2.5 %": 14,
        "Mean": 18.1,
        "CI97.5 %": 23.6,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Deinstall gas boiler (large)",
        "CI2.5 %": 22.9,
        "Mean": 30.1,
        "CI97.5 %": 39.3,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Deinstall oil boiler (small)",
        "CI2.5 %": 28.8,
        "Mean": 36.9,
        "CI97.5 %": 46.9,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Deinstall oil boiler (large)",
        "CI2.5 %": 37.5,
        "Mean": 47.4,
        "CI97.5 %": 60,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install gas boiler",
        "CI2.5 %": 32.4,
        "Mean": 43.3,
        "CI97.5 %": 54.3,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install pellet boiler ",
        "CI2.5 %": 86.8,
        "Mean": 110,
        "CI97.5 %": 133.2,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install combined heat and power unit",
        "CI2.5 %": 52.1,
        "Mean": 80.7,
        "CI97.5 %": 125.2,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install district heat exchanger",
        "CI2.5 %": 25.6,
        "Mean": 44.3,
        "CI97.5 %": 69.8,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install solar thermal system",
        "CI2.5 %": 4.5,
        "Mean": 5.69,
        "CI97.5 %": 6.99,
        "Unit": "h/module"
      },
      {
        "Modernization Measure": "Install photovoltaic system",
        "CI2.5 %": 6.76,
        "Mean": 8.87,
        "CI97.5 %": 11.05,
        "Unit": "h/module"
      },
      {
        "Modernization Measure": "Install air-to-water heat pump",
        "CI2.5 %": 39.8,
        "Mean": 56.8,
        "CI97.5 %": 79.3,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install geothermal heat pump",
        "CI2.5 %": 34.4,
        "Mean": 53.2,
        "CI97.5 %": 74.4,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install compression chiller",
        "CI2.5 %": 36,
        "Mean": 58.7,
        "CI97.5 %": 86,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install battery storage",
        "CI2.5 %": 1.6,
        "Mean": 3.95,
        "CI97.5 %": 7.1,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install thermal energy storage (small)",
        "CI2.5 %": 15,
        "Mean": 17.9,
        "CI97.5 %": 21.6,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install thermal energy storage (large)",
        "CI2.5 %": 27.2,
        "Mean": 33.6,
        "CI97.5 %": 41.6,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Replace radiator",
        "CI2.5 %": 2.27,
        "Mean": 3.2,
        "CI97.5 %": 4.08,
        "Unit": "h/device"
      },
      {
        "Modernization Measure": "Install geothermal collector",
        "CI2.5 %": 0.25,
        "Mean": 0.39,
        "CI97.5 %": 0.55,
        "Unit": "h/m^2 collector area"
      },
      {
        "Modernization Measure": "Install geothermal probe",
        "CI2.5 %": 67.5,
        "Mean": 83.4,
        "CI97.5 %": 100.4,
        "Unit": "h/ probe"
      }
    ]
  },
  {
    "sheet_name": "Outer Wall",
    "content": "Outer wall insulation",
    "description": "Outer wall thermal insulation - realization times in person-hours per m^2",
    "data": [
      {
        "Interviewer ID": "A",
        "Company ID": "GH1",
        "Date (DD/MM/YYYY)": "2023-01-23",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.9125,
        "Average": 1.1,
        "Maximum ": 1215
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH2",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Outer wall insulation",
        "Minimum ": 1165,
        "Average": 1.5,
        "Maximum ": 2.39
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH3",
        "Date (DD/MM/YYYY)": "2023-02-24",
        "Measure": "Outer wall insulation",
        "Minimum ": 21525,
        "Average": 2235,
        "Maximum ": 23175
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH4",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Outer wall insulation",
        "Minimum ": null,
        "Average": 1675,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH5",
        "Date (DD/MM/YYYY)": "2023-02-04",
        "Measure": "Outer wall insulation",
        "Minimum ": null,
        "Average": 1.79,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH6",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.9,
        "Average": 1.25,
        "Maximum ": 1.55
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH8",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Outer wall insulation",
        "Minimum ": null,
        "Average": 1.9,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH9",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Outer wall insulation",
        "Minimum ": 1,
        "Average": null,
        "Maximum ": 1.75
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH10",
        "Date (DD/MM/YYYY)": "2023-01-23",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.625,
        "Average": 0.9,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH11",
        "Date (DD/MM/YYYY)": "2023-02-03",
        "Measure": "Outer wall insulation",
        "Minimum ": 1,
        "Average": 1.5,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH12",
        "Date (DD/MM/YYYY)": "2023-02-11",
        "Measure": "Outer wall insulation",
        "Minimum ": 1,
        "Average": 1.4,
        "Maximum ": 1.8
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH13",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Outer wall insulation",
        "Minimum ": null,
        "Average": 2,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH16",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.1,
        "Average": 1.5,
        "Maximum ": 2.4
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH17",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.2,
        "Average": 1.1,
        "Maximum ": 2.45
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH18",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.48,
        "Average": 1445,
        "Maximum ": 0.96
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH19",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.75,
        "Average": 1.8,
        "Maximum ": 1
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH20",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.9,
        "Average": 1125,
        "Maximum ": 1.9
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH21",
        "Date (DD/MM/YYYY)": "2023-02-04",
        "Measure": "Outer wall insulation",
        "Minimum ": 1125,
        "Average": 1.55,
        "Maximum ": 1.6
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH22",
        "Date (DD/MM/YYYY)": "2023-02-05",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.75,
        "Average": 1,
        "Maximum ": 1.25
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH23",
        "Date (DD/MM/YYYY)": "2023-02-07",
        "Measure": "Outer wall insulation",
        "Minimum ": 1,
        "Average": 1,
        "Maximum ": 1.5
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH24",
        "Date (DD/MM/YYYY)": "2023-02-09",
        "Measure": "Outer wall insulation",
        "Minimum ": 1225,
        "Average": 1375,
        "Maximum ": 1.95
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH25",
        "Date (DD/MM/YYYY)": "2023-02-09",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.35,
        "Average": 1.5,
        "Maximum ": 2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH26",
        "Date (DD/MM/YYYY)": "2023-02-11",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.5,
        "Average": 1.2,
        "Maximum ": 0.8
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH27",
        "Date (DD/MM/YYYY)": "2023-02-13",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.75,
        "Average": 2.25,
        "Maximum ": 1125
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH28",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.775,
        "Average": 1125,
        "Maximum ": 1.5
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH29",
        "Date (DD/MM/YYYY)": "2023-02-24",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.55,
        "Average": 1.25,
        "Maximum ": 1.1
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH30",
        "Date (DD/MM/YYYY)": "2023-03-04",
        "Measure": "Outer wall insulation",
        "Minimum ": 1,
        "Average": 0.7,
        "Maximum ": 1.9
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH34",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.32,
        "Average": 1.48,
        "Maximum ": 1.1
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH35",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.975,
        "Average": 0.8,
        "Maximum ": 2.25
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH36",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.28,
        "Average": 1.4,
        "Maximum ": 1.6
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH39",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Outer wall insulation",
        "Minimum ": 2.5,
        "Average": 2.5,
        "Maximum ": 2.75
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH43",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.5,
        "Average": 1.75,
        "Maximum ": 1.75
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH46",
        "Date (DD/MM/YYYY)": "2023-01-30",
        "Measure": "Outer wall insulation",
        "Minimum ": 1225,
        "Average": 1.75,
        "Maximum ": 2.35
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH47",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.6,
        "Average": 0.8,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH48",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.7,
        "Average": 0.9,
        "Maximum ": 1.25
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH49",
        "Date (DD/MM/YYYY)": "2023-02-04",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.925,
        "Average": 1.25,
        "Maximum ": 1.5
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH50",
        "Date (DD/MM/YYYY)": "2023-02-05",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.5,
        "Average": 0.6,
        "Maximum ": 0.9
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH52",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.5,
        "Average": 1.6,
        "Maximum ": 1.8
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH53",
        "Date (DD/MM/YYYY)": "2023-02-09",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.75,
        "Average": 1.5,
        "Maximum ": 2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH54",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.1,
        "Average": 1.1,
        "Maximum ": 1.1
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH55",
        "Date (DD/MM/YYYY)": "2023-01-30",
        "Measure": "Outer wall insulation",
        "Minimum ": null,
        "Average": 1.1,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH56",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Outer wall insulation",
        "Minimum ": 0.6,
        "Average": 0.96,
        "Maximum ": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH57",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Outer wall insulation",
        "Minimum ": 1,
        "Average": 1.25,
        "Maximum ": 1.5
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH58",
        "Date (DD/MM/YYYY)": "2023-02-05",
        "Measure": "Outer wall insulation",
        "Minimum ": 1.8,
        "Average": 1884,
        "Maximum ": 1.26
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH59",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Outer wall insulation",
        "Minimum ": 1,
        "Average": 1.25,
        "Maximum ": 1.5
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH60",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Outer wall insulation",
        "Minimum ": null,
        "Average": 1.5,
        "Maximum ": null
      }
    ]
  },
  {
    "sheet_name": "P-Roof",
    "content": "Pitched-roof insulation ",
    "description": "Pitched-roof insulation - realization times in person-hours per m^2",
    "data": [
      {
        "Interviewer ID": "E",
        "Company ID": "GH08",
        "Date (DD/MM/YYYY)": "2022-10-07",
        "Measure": "Pitched-roof ",
        "Minimum": 0.34,
        "Average": 0.34,
        "Maximum": 0.34
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH7",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Pitched-roof ",
        "Minimum": 0.12,
        "Average": 0.15,
        "Maximum": 0.2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH9",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Pitched-roof ",
        "Minimum": 0.2,
        "Average": 0.25,
        "Maximum": 0.3
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH17",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Pitched-roof ",
        "Minimum": 0.1,
        "Average": null,
        "Maximum": 0.36
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH22",
        "Date (DD/MM/YYYY)": "2023-02-05",
        "Measure": "Pitched-roof ",
        "Minimum": 0.024,
        "Average": null,
        "Maximum": 0.12
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH30",
        "Date (DD/MM/YYYY)": "2023-03-04",
        "Measure": "Pitched-roof ",
        "Minimum": 0.1,
        "Average": 0.15,
        "Maximum": 0.2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH33",
        "Date (DD/MM/YYYY)": "2023-03-22",
        "Measure": "Pitched-roof ",
        "Minimum": null,
        "Average": 0.3,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH39",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Pitched-roof ",
        "Minimum": 0.15,
        "Average": 0.25,
        "Maximum": 0.25
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH44",
        "Date (DD/MM/YYYY)": "2023-01-30",
        "Measure": "Pitched-roof ",
        "Minimum": 0.128,
        "Average": null,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH47",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Pitched-roof ",
        "Minimum": 0.076,
        "Average": 0.075,
        "Maximum": 0.15
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH50",
        "Date (DD/MM/YYYY)": "2023-02-05",
        "Measure": "Pitched-roof ",
        "Minimum": 0.075,
        "Average": 0.12,
        "Maximum": 0.15
      }
    ]
  },
  {
    "sheet_name": "F-Roof",
    "content": "Flat-roof insulation",
    "description": "Flat-roof insulation - realization times in person-hours per m^2",
    "data": [
      {
        "Interviewer ID": "A",
        "Company ID": "GH2",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Flat-roof",
        "Minimum": 0.1,
        "Average": 0.15,
        "Maximum": 0.2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH5",
        "Date (DD/MM/YYYY)": "2023-02-04",
        "Measure": "Flat-roof",
        "Minimum": 0.2,
        "Average": 0.24,
        "Maximum": 0.26
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH6",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Flat-roof",
        "Minimum": 0.1,
        "Average": null,
        "Maximum": 0.16
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH7",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Flat-roof",
        "Minimum": null,
        "Average": 0.075,
        "Maximum": 0.13
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH17",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Flat-roof",
        "Minimum": 0.05,
        "Average": 0.05,
        "Maximum": 0.1
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH18",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Flat-roof",
        "Minimum": 0.075,
        "Average": 0.1,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH26",
        "Date (DD/MM/YYYY)": "2023-02-11",
        "Measure": "Flat-roof",
        "Minimum": 0.12,
        "Average": 0.15,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH28",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Flat-roof",
        "Minimum": 0.128,
        "Average": null,
        "Maximum": 0.2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH39",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Flat-roof",
        "Minimum": 0.076,
        "Average": null,
        "Maximum": 0.15
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH44",
        "Date (DD/MM/YYYY)": "2023-01-30",
        "Measure": "Flat-roof",
        "Minimum": 0.1,
        "Average": 0.12,
        "Maximum": 0.15
      }
    ]
  },
  {
    "sheet_name": "Window",
    "content": "Window replacement",
    "description": "Exchange of exisiting window - realization times in person-hours per window",
    "data": [
      {
        "Interviewer ID": "E",
        "Company ID": "GH01",
        "Date (DD/MM/YYYY)": "2022-10-06",
        "Measure": "Window",
        "Minimum": null,
        "Average": 8,
        "Maximum": null,
        "null": null
      },
      {
        "Interviewer ID": "E",
        "Company ID": "GH02",
        "Date (DD/MM/YYYY)": "2022-10-06",
        "Measure": "Window",
        "Minimum": 4,
        "Average": 8,
        "Maximum": 8,
        "null": null
      },
      {
        "Interviewer ID": "E",
        "Company ID": "GH03",
        "Date (DD/MM/YYYY)": "2022-10-06",
        "Measure": "Window",
        "Minimum": 5,
        "Average": 9,
        "Maximum": 9,
        "null": null
      },
      {
        "Interviewer ID": "E",
        "Company ID": "GH04",
        "Date (DD/MM/YYYY)": "2022-11-29",
        "Measure": "Window",
        "Minimum": 3.5,
        "Average": 8.75,
        "Maximum": 8.75,
        "null": null
      },
      {
        "Interviewer ID": "E",
        "Company ID": "GH05",
        "Date (DD/MM/YYYY)": "2022-11-29",
        "Measure": "Window",
        "Minimum": 4,
        "Average": 8,
        "Maximum": 8,
        "null": null
      },
      {
        "Interviewer ID": "E",
        "Company ID": "GH06",
        "Date (DD/MM/YYYY)": "2022-11-29",
        "Measure": "Window",
        "Minimum": 4.5,
        "Average": 9.2,
        "Maximum": 9.2,
        "null": null
      },
      {
        "Interviewer ID": "E",
        "Company ID": "GH07",
        "Date (DD/MM/YYYY)": "2022-11-29",
        "Measure": "Window",
        "Minimum": 3,
        "Average": 7,
        "Maximum": 7,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH1",
        "Date (DD/MM/YYYY)": "2023-01-23",
        "Measure": "Window",
        "Minimum": 3,
        "Average": 5,
        "Maximum": null,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH4",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Window",
        "Minimum": 5,
        "Average": 8,
        "Maximum": 10,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH8",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Window",
        "Minimum": 3,
        "Average": 4,
        "Maximum": 5,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH10",
        "Date (DD/MM/YYYY)": "2023-01-23",
        "Measure": "Window",
        "Minimum": 4,
        "Average": 5,
        "Maximum": null,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH13",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Window",
        "Minimum": 5,
        "Average": 10,
        "Maximum": 15,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH26",
        "Date (DD/MM/YYYY)": "2023-02-11",
        "Measure": "Window",
        "Minimum": null,
        "Average": 5,
        "Maximum": null,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH39",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Window",
        "Minimum": 4.5,
        "Average": 6,
        "Maximum": 9,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH44",
        "Date (DD/MM/YYYY)": "2023-01-30",
        "Measure": "Window",
        "Minimum": 2,
        "Average": 4,
        "Maximum": null,
        "null": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH50",
        "Date (DD/MM/YYYY)": "2023-02-05",
        "Measure": "Window",
        "Minimum": 4,
        "Average": 5,
        "Maximum": 6,
        "null": null
      },
      {
        "Interviewer ID": null,
        "Company ID": null,
        "Date (DD/MM/YYYY)": null,
        "Measure": null,
        "Minimum": null,
        "Average": null,
        "Maximum": null,
        "null": null
      }
    ]
  },
  {
    "sheet_name": "Floor",
    "content": "Floor-insulation (on-/underground)",
    "description": "Floor-insulation (on- or underground) - realization times in person-hours per m^2",
    "data": [
      {
        "Interviewer ID": "A",
        "Company ID": "GH4",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Floor insulation",
        "Average": 0.4
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH8",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Floor insulation",
        "Average": 0.8
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH9",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Floor insulation",
        "Average": 0.6
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH10",
        "Date (DD/MM/YYYY)": "2023-01-23",
        "Measure": "Floor insulation",
        "Average": 0.5
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH20",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Floor insulation",
        "Average": 0.4
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH21",
        "Date (DD/MM/YYYY)": "2023-02-04",
        "Measure": "Floor insulation",
        "Average": 0.3
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH29",
        "Date (DD/MM/YYYY)": "2023-02-24",
        "Measure": "Floor insulation",
        "Average": 0.3
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH31",
        "Date (DD/MM/YYYY)": "2023-03-18",
        "Measure": "Floor insulation",
        "Average": 0.45
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH32",
        "Date (DD/MM/YYYY)": "2023-03-14",
        "Measure": "Floor insulation",
        "Average": 0.6
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH33",
        "Date (DD/MM/YYYY)": "2023-03-22",
        "Measure": "Floor insulation",
        "Average": 0.8
      }
    ]
  },
  {
    "sheet_name": "Floor Blow-In",
    "content": "Floor insulation (Blow-In) ",
    "description": "Floor insulation (Blow-In) - realization times in person-hours per m^2",
    "data": [
      {
        "Interviewer ID": "A",
        "Company ID": "GH4",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Floor Blow-In Insulation ",
        "Average": 0.4
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH16",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Floor Blow-In Insulation ",
        "Average": 0.4
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH20",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Floor Blow-In Insulation ",
        "Average": 0.4
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH42",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Floor Blow-In Insulation ",
        "Average": 0.3
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH51",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Floor Blow-In Insulation ",
        "Average": 0.5
      }
    ]
  },
  {
    "sheet_name": "Solar",
    "content": "Solar thermal collector",
    "description": "Solar thermal collector - realization times in person-hours per collector (5m^2)",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 4.3,
        "Maximum": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 5.1,
        "Maximum": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 8.5,
        "Maximum": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 3.2,
        "Maximum": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 2,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH12",
        "Date (DD/MM/YYYY)": "2023-02-11",
        "Measure": "Solar thermal",
        "Minimum": "=12/(3)",
        "Average": 6,
        "Maximum": "=24/(3)"
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH13",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 8,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH14",
        "Date (DD/MM/YYYY)": "2023-02-18",
        "Measure": "Solar thermal",
        "Minimum": "=24/(3)",
        "Average": 12,
        "Maximum": "=48/(3)"
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH15",
        "Date (DD/MM/YYYY)": "2023-02-26",
        "Measure": "Solar thermal",
        "Minimum": "=9/(3)",
        "Average": 4,
        "Maximum": "=27/(3)"
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH18",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 5,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH19",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Solar thermal",
        "Minimum": "=6/(3)",
        "Average": 5,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH23",
        "Date (DD/MM/YYYY)": "2023-02-07",
        "Measure": "Solar thermal",
        "Minimum": "=9/(3)",
        "Average": 4.5,
        "Maximum": "=18/(3)"
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH24",
        "Date (DD/MM/YYYY)": "2023-02-09",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 10,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH30",
        "Date (DD/MM/YYYY)": "2023-03-04",
        "Measure": "Solar thermal",
        "Minimum": 2.4,
        "Average": 4.8,
        "Maximum": 6.9
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH36",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Solar thermal",
        "Minimum": 1.8,
        "Average": 3,
        "Maximum": 6.9
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH51",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Solar thermal",
        "Minimum": "=3/(3)",
        "Average": 3,
        "Maximum": "=18/(3)"
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Solar thermal",
        "Minimum": null,
        "Average": 8.3,
        "Maximum": null
      }
    ]
  },
  {
    "sheet_name": "PV",
    "content": "Photovoltaic collectors ",
    "description": "Photovoltaic collectors - realization times in person-hours per collector",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 4.3,
        "Maximum": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 6.25,
        "Maximum": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 10,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH19",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 8.7,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH25",
        "Date (DD/MM/YYYY)": "2023-02-09",
        "Measure": "Photovoltaics",
        "Minimum": 4,
        "Average": 5.6,
        "Maximum": 10
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH29",
        "Date (DD/MM/YYYY)": "2023-02-24",
        "Measure": "Photovoltaics",
        "Minimum": 4,
        "Average": 6,
        "Maximum": 8
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH32",
        "Date (DD/MM/YYYY)": "2023-03-14",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 8,
        "Maximum": 12
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH36",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Photovoltaics",
        "Minimum": 1.8,
        "Average": 2.4,
        "Maximum": 3.8
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH39",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Photovoltaics",
        "Minimum": 8,
        "Average": 10,
        "Maximum": 16
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH52",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 10,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT24",
        "Date (DD/MM/YYYY)": "2023-02-03",
        "Measure": "Photovoltaics",
        "Minimum": 10,
        "Average": 12,
        "Maximum": 20
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT29",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 16,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT31",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Photovoltaics",
        "Minimum": null,
        "Average": 16,
        "Maximum": null
      }
    ]
  },
  {
    "sheet_name": "Battery",
    "content": "Battery installation",
    "description": "Battery - realization times in person-hours ",
    "data": [
      {
        "Interviewer ID": "A",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Battery",
        "Minimum": 1,
        "Average": 2,
        "Maximum": 3
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH19",
        "Date (DD/MM/YYYY)": "2023-01-31",
        "Measure": "Battery",
        "Minimum": null,
        "Average": 1,
        "Maximum": 4
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH29",
        "Date (DD/MM/YYYY)": "2023-02-24",
        "Measure": "Battery",
        "Minimum": null,
        "Average": 0.5,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH52",
        "Date (DD/MM/YYYY)": "2023-02-06",
        "Measure": "Battery",
        "Minimum": null,
        "Average": 1,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT24",
        "Date (DD/MM/YYYY)": "2023-02-03",
        "Measure": "Battery",
        "Minimum": null,
        "Average": 1,
        "Maximum": 8
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT29",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Battery",
        "Minimum": null,
        "Average": 4,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT31",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Battery",
        "Minimum": null,
        "Average": 8,
        "Maximum": null
      }
    ]
  },
  {
    "sheet_name": "Gas Deinstall.",
    "content": "Gas boiler deinstallation ",
    "description": "Gas boiler deinstallation - realization times in person-hours per boiler",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Gas Deinstallation",
        "small": 15,
        "large": 23
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Gas Deinstallation",
        "small": 16,
        "large": 24
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Gas Deinstallation",
        "small": 16,
        "large": 50
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas Deinstallation",
        "small": 25,
        "large": 24
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas Deinstallation",
        "small": 16,
        "large": 32
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas Deinstallation",
        "small": 16,
        "large": 16
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas Deinstallation",
        "small": 8,
        "large": 16
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Gas Deinstallation",
        "small": 48,
        "large": 72
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Gas Deinstallation",
        "small": 6,
        "large": 12
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Gas Deinstallation",
        "small": 16,
        "large": 32
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT25",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Gas Deinstallation",
        "small": 20,
        "large": 20
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT26",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Gas Deinstallation",
        "small": 16,
        "large": 24
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT27",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "Gas Deinstallation",
        "small": 16,
        "large": 30
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT28",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "Gas Deinstallation",
        "small": 20,
        "large": 32
      }
    ]
  },
  {
    "sheet_name": "Oil Deinstall.",
    "content": "Oil boiler deinstallation",
    "description": "Oil boiler deinstallation - realization times in person-hours per boiler",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Oil Deinstallation",
        "small": 25,
        "large": 33
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Oil Deinstallation",
        "small": 48,
        "large": 56
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Oil Deinstallation",
        "small": 32,
        "large": 50
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Oil Deinstallation",
        "small": 25,
        "large": 48
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Oil Deinstallation",
        "small": 32,
        "large": 64
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Oil Deinstallation",
        "small": 32,
        "large": 32
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Oil Deinstallation",
        "small": 12,
        "large": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Oil Deinstallation",
        "small": 96,
        "large": 120
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Oil Deinstallation",
        "small": 48,
        "large": 60
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Oil Deinstallation",
        "small": 16,
        "large": 32
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT25",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Oil Deinstallation",
        "small": 30,
        "large": 30
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT26",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Oil Deinstallation",
        "small": 30,
        "large": 30
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT27",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "Oil Deinstallation",
        "small": 50,
        "large": 50
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT28",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "Oil Deinstallation",
        "small": 32,
        "large": 32
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT29",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Oil Deinstallation",
        "small": 32,
        "large": 32
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT31",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Oil Deinstallation",
        "small": 50,
        "large": 50
      }
    ]
  },
  {
    "sheet_name": "Radiator",
    "content": "Radiator exchange ",
    "description": "Radiator exchange - realization times in person-hours per radiator ",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Radiator exchange",
        "Average": 6
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Radiator exchange",
        "Average": 3
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Radiator exchange",
        "Average": 2
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Radiator exchange",
        "Average": 3
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Radiator exchange",
        "Average": 3
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Radiator exchange",
        "Average": 6
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Radiator exchange",
        "Average": 1
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Radiator exchange",
        "Average": 0.25
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Radiator exchange",
        "Average": 2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT23",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Radiator exchange",
        "Average": 5
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT25",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Radiator exchange",
        "Average": 3
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT26",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Radiator exchange",
        "Average": 3
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT29",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Radiator exchange",
        "Average": 4
      }
    ]
  },
  {
    "sheet_name": "Floor Heating",
    "content": "Floor heating  ",
    "description": "Floor heating - realization times in person-hours and m^2",
    "data": [
      {
        "Interviewer ID": "A",
        "Company ID": "GH11",
        "Date (DD/MM/YYYY)": "2023-02-03",
        "Measure": "Floor Heating",
        "Minimum": 0.4,
        "Average": 0.5,
        "Maximum": 0.6
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH13",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Floor Heating",
        "Minimum": 0,
        "Average": 0.84,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH15",
        "Date (DD/MM/YYYY)": "2023-02-26",
        "Measure": "Floor Heating",
        "Minimum": 0.75,
        "Average": 0.84,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH17",
        "Date (DD/MM/YYYY)": "2023-01-28",
        "Measure": "Floor Heating",
        "Minimum": 0.72,
        "Average": 0.8,
        "Maximum": null
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT28",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "Floor Heating",
        "Minimum": 0,
        "Average": 0.75,
        "Maximum": null
      }
    ]
  },
  {
    "sheet_name": "Gas",
    "content": "Gas boiler installation ",
    "description": "Gas boiler installation - realization times in person-hours per boiler",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Gas boiler",
        "Average": 20
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Gas boiler",
        "Average": 64
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Gas boiler",
        "Average": 56
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas boiler",
        "Average": 72
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas boiler",
        "Average": 16
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas boiler",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Gas boiler",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Gas boiler",
        "Average": 64
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Gas boiler",
        "Average": 48
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Gas boiler",
        "Average": 80
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT24",
        "Date (DD/MM/YYYY)": "2023-02-03",
        "Measure": "Gas boiler",
        "Average": 24
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT26",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Gas boiler",
        "Average": 40
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT29",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Gas boiler",
        "Average": 24
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT33",
        "Date (DD/MM/YYYY)": "2023-03-02",
        "Measure": "Gas boiler",
        "Average": 50
      }
    ]
  },
  {
    "sheet_name": "Pellet",
    "content": "Pellet boiler installation ",
    "description": "Pellet boiler installation - realization times in person-hours per boiler",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Pellet boiler",
        "Average": 26
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Pellet boiler",
        "Average": 104
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Pellet boiler",
        "Average": 160
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Pellet boiler",
        "Average": 120
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Pellet boiler",
        "Average": 60
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Pellet boiler",
        "Average": 136
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Pellet boiler",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Pellet boiler",
        "Average": 192
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT24",
        "Date (DD/MM/YYYY)": "2023-02-03",
        "Measure": "Pellet boiler",
        "Average": 80
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT27",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "Pellet boiler",
        "Average": 112
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT29",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Pellet boiler",
        "Average": 100
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT31",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Pellet boiler",
        "Average": 160
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT34",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Pellet boiler",
        "Average": 100
      }
    ]
  },
  {
    "sheet_name": "CHP",
    "content": "CHP installation ",
    "description": "CHP installation - realization times in person-hours per device",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "CHP",
        "Average": 26
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "CHP",
        "Average": 34.5
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "CHP",
        "Average": 48
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "CHP",
        "Average": 80
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "CHP",
        "Average": 34
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "CHP",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "CHP",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "CHP",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "CHP",
        "Average": 320
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT25",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "CHP",
        "Average": 50
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT26",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "CHP",
        "Average": 80
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT27",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "CHP",
        "Average": 56
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT30",
        "Date (DD/MM/YYYY)": "2023-02-25",
        "Measure": "CHP",
        "Average": 80
      }
    ]
  },
  {
    "sheet_name": "HP Air-Water",
    "content": "Air-to-Water Heat pump",
    "description": "Air-to-Water Heat pump installation - realization times in person-hours per device",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "HP Air-Water",
        "Average": 30
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "HP Air-Water",
        "Average": 60
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "HP Air-Water",
        "Average": 28
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "HP Air-Water",
        "Average": 64
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "HP Air-Water",
        "Average": 40
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "HP Air-Water",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "HP Air-Water",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "HP Air-Water",
        "Average": 48
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "HP Air-Water",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "HP Air-Water",
        "Average": 160
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT30",
        "Date (DD/MM/YYYY)": "2023-02-25",
        "Measure": "HP Air-Water",
        "Average": 64
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT34",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "HP Air-Water",
        "Average": 60
      }
    ]
  },
  {
    "sheet_name": "HP Air-Air",
    "content": "Air-to-Air Heat pump installation",
    "description": "Air-to-Air Heat pump installation - realization times in person-hours per device",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "HP Air-Air",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "HP Air-Air",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "HP Air-Air",
        "Average": 48
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "HP Air-Air",
        "Average": 160
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT30",
        "Date (DD/MM/YYYY)": "2023-02-25",
        "Measure": "HP Air-Air",
        "Average": 64
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT32",
        "Date (DD/MM/YYYY)": "2023-03-01",
        "Measure": "HP Air-Air",
        "Average": 80
      }
    ]
  },
  {
    "sheet_name": "HP Sole-Air",
    "content": "Sole-Water Heat pump",
    "description": "Sole-Water Heat pump installation - realization times in person-hours per device",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "HP Sole-Water",
        "Average": 20
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "HP Sole-Water",
        "Average": 20
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "HP Sole-Water",
        "Average": 64
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "HP Sole-Water",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "HP Sole-Water",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "HP Sole-Water",
        "Average": 48
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "HP Sole-Water",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "HP Sole-Water",
        "Average": 128
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT30",
        "Date (DD/MM/YYYY)": "2023-02-25",
        "Measure": "HP Sole-Water",
        "Average": 64
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT33",
        "Date (DD/MM/YYYY)": "2023-03-02",
        "Measure": "HP Sole-Water",
        "Average": 60
      }
    ]
  },
  {
    "sheet_name": "Geo Probe",
    "content": "Geothermal probe  ",
    "description": "Geothermal probe - realization times in person-hours per probe",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Geo Probe",
        "Average": 50
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Geo Probe",
        "Average": 84
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Geo Probe",
        "Average": 110
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT15",
        "Date (DD/MM/YYYY)": "2023-01-13",
        "Measure": "Geo Probe",
        "Average": 110
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT16",
        "Date (DD/MM/YYYY)": "2023-01-20",
        "Measure": "Geo Probe",
        "Average": 49.5
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT17",
        "Date (DD/MM/YYYY)": "2023-01-20",
        "Measure": "Geo Probe",
        "Average": 48
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT18",
        "Date (DD/MM/YYYY)": "2023-01-20",
        "Measure": "Geo Probe",
        "Average": 32
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT19",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Geo Probe",
        "Average": 50
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT20",
        "Date (DD/MM/YYYY)": "2023-01-25",
        "Measure": "Geo Probe",
        "Average": 56
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT21",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Geo Probe",
        "Average": 65
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT22",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Geo Probe",
        "Average": 122
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT23",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Geo Probe",
        "Average": 43.75
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT25",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Geo Probe",
        "Average": 140
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT27",
        "Date (DD/MM/YYYY)": "2023-02-16",
        "Measure": "Geo Probe",
        "Average": 100
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GH39",
        "Date (DD/MM/YYYY)": "2023-01-29",
        "Measure": "Geo Probe",
        "Average": 80
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT30",
        "Date (DD/MM/YYYY)": "2023-02-25",
        "Measure": "Geo Probe",
        "Average": 100
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT32",
        "Date (DD/MM/YYYY)": "2023-03-01",
        "Measure": "Geo Probe",
        "Average": 160
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT33",
        "Date (DD/MM/YYYY)": "2023-03-02",
        "Measure": "Geo Probe",
        "Average": 100
      }
    ]
  },
  {
    "sheet_name": "Geo Col.",
    "content": "Geothermal collector - realization times in person-hours ",
    "description": "Geothermal collector - realization times in person-hours per m^2",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Geo collector",
        "Average": 0.8
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Geo collector",
        "Average": 2.8
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Geo collector",
        "Average": 3
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT22",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Geo collector",
        "Average": 0.64
      },
      {
        "Interviewer ID": "D",
        "Company ID": "GT23",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Geo collector",
        "Average": 0.56
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT26",
        "Date (DD/MM/YYYY)": "2023-02-14",
        "Measure": "Geo collector",
        "Average": 1.6
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT30",
        "Date (DD/MM/YYYY)": "2023-02-25",
        "Measure": "Geo collector",
        "Average": 2
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT33",
        "Date (DD/MM/YYYY)": "2023-03-02",
        "Measure": "Geo collector",
        "Average": 2
      }
    ]
  },
  {
    "sheet_name": "TS",
    "content": "Thermal storage ",
    "description": "Thermal storage - realization times in person-hours per storage",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Thermal Storage",
        "Small": 11,
        "Large": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Thermal Storage",
        "Small": 24,
        "Large": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Thermal Storage",
        "Small": 32,
        "Large": 32
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Thermal Storage",
        "Small": 16,
        "Large": 32
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Thermal Storage",
        "Small": 16,
        "Large": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Thermal Storage",
        "Small": 16,
        "Large": null
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT7",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Thermal Storage",
        "Small": 16,
        "Large": null
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT8",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Thermal Storage",
        "Small": 16,
        "Large": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT9",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Thermal Storage",
        "Small": 16,
        "Large": 32
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Thermal Storage",
        "Small": 16,
        "Large": 48
      },
      {
        "Interviewer ID": null,
        "Company ID": null,
        "Date (DD/MM/YYYY)": null,
        "Measure": null,
        "Small": null,
        "Large": null
      }
    ]
  },
  {
    "sheet_name": "Chiller",
    "content": "Compression chiller ",
    "description": "Compression chiller installation - realization times in person-hours per chiller",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "Compression Chiller",
        "Average": 30
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "Compression Chiller",
        "Average": 60
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Compression Chiller",
        "Average": 120
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Compression Chiller",
        "Average": 70
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Compression Chiller",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Compression Chiller",
        "Average": 48
      },
      {
        "Interviewer ID": null,
        "Company ID": null,
        "Date (DD/MM/YYYY)": null,
        "Measure": null,
        "Average": null
      }
    ]
  },
  {
    "sheet_name": "Fuel Cell",
    "content": "Fuel cell ",
    "description": "Fuel cell installation - realization times in person-hours per device",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Fuel cell",
        "Average": 48
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Fuel cell",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "Fuel cell",
        "Average": 80
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "Fuel cell",
        "Average": 160
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "Fuel cell",
        "Average": 160
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT32",
        "Date (DD/MM/YYYY)": "2023-03-01",
        "Measure": "Fuel cell",
        "Average": 160
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT33",
        "Date (DD/MM/YYYY)": "2023-03-02",
        "Measure": "Fuel cell",
        "Average": 100
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT34",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "Fuel cell",
        "Average": 160
      }
    ]
  },
  {
    "sheet_name": "DH",
    "content": "District heating connection",
    "description": "District heating connection - realization times in person-hours per connection",
    "data": [
      {
        "Interviewer ID": "B",
        "Company ID": "GT1",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "DH connection",
        "Average": 20
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT2",
        "Date (DD/MM/YYYY)": "2023-01-24",
        "Measure": "DH connection",
        "Average": 146
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT3",
        "Date (DD/MM/YYYY)": "2023-02-22",
        "Measure": "DH connection",
        "Average": 80
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT4",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "DH connection",
        "Average": 57.6
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT5",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "DH connection",
        "Average": 24
      },
      {
        "Interviewer ID": "B",
        "Company ID": "GT6",
        "Date (DD/MM/YYYY)": "2023-03-08",
        "Measure": "DH connection",
        "Average": 16
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT10",
        "Date (DD/MM/YYYY)": "2022-10-13",
        "Measure": "DH connection",
        "Average": 24
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT11",
        "Date (DD/MM/YYYY)": "2023-02-27",
        "Measure": "DH connection",
        "Average": 16
      },
      {
        "Interviewer ID": "C",
        "Company ID": "GT12",
        "Date (DD/MM/YYYY)": "2023-02-02",
        "Measure": "DH connection",
        "Average": 48
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT24",
        "Date (DD/MM/YYYY)": "2023-02-03",
        "Measure": "DH connection",
        "Average": 30
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT30",
        "Date (DD/MM/YYYY)": "2023-02-25",
        "Measure": "DH connection",
        "Average": 24
      },
      {
        "Interviewer ID": "A",
        "Company ID": "GT33",
        "Date (DD/MM/YYYY)": "2023-03-02",
        "Measure": "DH connection",
        "Average": 32
      }
    ]
  }
]