{
  "generated": "2026-06-10T13:42:53.640Z",
  "license": "See per-column license",
  "columns": [
    {
      "column": "he_vakiy",
      "label_fi": "Väkiluku",
      "label_en": "Population",
      "unit": "persons",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "population_density",
      "label_fi": "Väestötiheys",
      "label_en": "Population density",
      "unit": "/km²",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "he_kika",
      "label_fi": "Asukkaiden keski-ikä",
      "label_en": "Average age of residents",
      "unit": "years",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.9,
      "row_count": 2954
    },
    {
      "column": "child_ratio",
      "label_fi": "Lasten (0–6 v) osuus",
      "label_en": "Children (0–6) share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "youth_ratio_pct",
      "label_fi": "Nuorten osuus",
      "label_en": "Youth share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "elderly_ratio_pct",
      "label_fi": "Ikääntyneiden (65+) osuus",
      "label_en": "Elderly (65+) share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "pensioner_share",
      "label_fi": "Eläkeläisten osuus",
      "label_en": "Pensioners share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "student_share",
      "label_fi": "Opiskelijoiden osuus",
      "label_en": "Students share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "foreign_language_pct",
      "label_fi": "Vieraskielisten osuus",
      "label_en": "Foreign-language speakers share",
      "unit": "%",
      "source": "Tilastokeskus",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2020,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 99.4,
      "row_count": 3001
    },
    {
      "column": "gender_ratio",
      "label_fi": "Sukupuolijakauma (naisia/miehiä)",
      "label_en": "Gender ratio (women per men)",
      "unit": "",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "families_with_children_pct",
      "label_fi": "Lapsiperheiden osuus",
      "label_en": "Families with children share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 93.1,
      "row_count": 2811
    },
    {
      "column": "single_parent_hh_pct",
      "label_fi": "Yhden vanhemman perheiden osuus",
      "label_en": "Single-parent households share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 93.1,
      "row_count": 2811
    },
    {
      "column": "single_person_hh_pct",
      "label_fi": "Yhden hengen talouksien osuus",
      "label_en": "Single-person households share",
      "unit": "%",
      "source": "Tilastokeskus",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2023,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 93.1,
      "row_count": 2811
    },
    {
      "column": "avg_household_size",
      "label_fi": "Asuntokunnan keskikoko",
      "label_en": "Average household size",
      "unit": "persons",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 99.4,
      "row_count": 2999
    },
    {
      "column": "hr_mtu",
      "label_fi": "Asukkaiden mediaanitulot",
      "label_en": "Median income of residents",
      "unit": "€",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.5,
      "row_count": 2944
    },
    {
      "column": "hr_ktu",
      "label_fi": "Asukkaiden keskitulot",
      "label_en": "Mean income of residents",
      "unit": "€",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.5,
      "row_count": 2944
    },
    {
      "column": "income_change_pct",
      "label_fi": "Mediaanitulon muutos",
      "label_en": "Median income change",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": "2020–2024",
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2938
    },
    {
      "column": "unemployment_rate",
      "label_fi": "Työttömyysaste",
      "label_en": "Unemployment rate",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "unemployment_change_pct",
      "label_fi": "Työttömyysasteen muutos",
      "label_en": "Unemployment rate change",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": "2020–2024",
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 96.8,
      "row_count": 2920
    },
    {
      "column": "employment_rate",
      "label_fi": "Työllisyysaste",
      "label_en": "Employment rate",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97.3,
      "row_count": 2937
    },
    {
      "column": "higher_education_rate",
      "label_fi": "Korkeakoulutettujen osuus",
      "label_en": "Higher education rate",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 97,
      "row_count": 2927
    },
    {
      "column": "manufacturing_jobs_pct",
      "label_fi": "Teollisuuden työpaikkojen osuus",
      "label_en": "Manufacturing jobs share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 87,
      "row_count": 2626
    },
    {
      "column": "service_sector_jobs_pct",
      "label_fi": "Palvelualan työpaikkojen osuus",
      "label_en": "Service sector jobs share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 87,
      "row_count": 2626
    },
    {
      "column": "public_sector_jobs_pct",
      "label_fi": "Julkisen sektorin työpaikkojen osuus",
      "label_en": "Public sector jobs share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 87,
      "row_count": 2626
    },
    {
      "column": "tech_sector_pct",
      "label_fi": "Teknologia-alan työpaikkojen osuus",
      "label_en": "Tech sector jobs share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 87,
      "row_count": 2626
    },
    {
      "column": "healthcare_workers_pct",
      "label_fi": "Terveys- ja sosiaalialan työpaikkojen osuus",
      "label_en": "Health & social work jobs share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 87,
      "row_count": 2626
    },
    {
      "column": "property_price_sqm",
      "label_fi": "Asuntojen neliöhinta",
      "label_en": "Property price",
      "unit": "€/m²",
      "source": "Tilastokeskus (PxWeb)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 30.3,
      "row_count": 913
    },
    {
      "column": "property_price_change_pct",
      "label_fi": "Asuntohintojen muutos",
      "label_en": "Property price change",
      "unit": "%",
      "source": "Tilastokeskus (PxWeb)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": "2020–2025",
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 29.7,
      "row_count": 896
    },
    {
      "column": "rental_price_sqm",
      "label_fi": "Vuokrataso",
      "label_en": "Rent level",
      "unit": "€/m²/month",
      "source": "Tilastokeskus (PxWeb, asvu 13eb)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2022,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 15.7,
      "row_count": 473
    },
    {
      "column": "price_to_rent_ratio",
      "label_fi": "Hinta-vuokrasuhde",
      "label_en": "Price-to-rent ratio",
      "unit": "",
      "source": "Tilastokeskus (PxWeb, asvu 13eb)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2022,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 15.7,
      "row_count": 473
    },
    {
      "column": "ownership_rate",
      "label_fi": "Omistusasuntojen osuus",
      "label_en": "Home ownership rate",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 93.1,
      "row_count": 2811
    },
    {
      "column": "rental_rate",
      "label_fi": "Vuokra-asuntojen osuus",
      "label_en": "Rental dwellings share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 93.1,
      "row_count": 2811
    },
    {
      "column": "detached_house_share",
      "label_fi": "Omakotitalojen osuus",
      "label_en": "Detached houses share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 98.8,
      "row_count": 2981
    },
    {
      "column": "ra_as_kpa",
      "label_fi": "Asuntojen keskipinta-ala",
      "label_en": "Average dwelling size",
      "unit": "m²",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 99.2,
      "row_count": 2995
    },
    {
      "column": "avg_construction_year",
      "label_fi": "Rakennusten keskimääräinen rakennusvuosi",
      "label_en": "Average building construction year",
      "unit": "year",
      "source": "Tilastokeskus (rakennuskanta)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2025,
      "granularity": "postal",
      "is_proxy": true,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "new_construction_pct",
      "label_fi": "Uudisrakentamisen osuus",
      "label_en": "New construction share",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 98.8,
      "row_count": 2981
    },
    {
      "column": "grocery_density",
      "label_fi": "Ruokakauppojen tiheys",
      "label_en": "Grocery store density",
      "unit": "/km²",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "restaurant_density",
      "label_fi": "Ravintoloiden tiheys",
      "label_en": "Restaurant density",
      "unit": "/km²",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "school_density",
      "label_fi": "Koulujen tiheys",
      "label_en": "School density",
      "unit": "/km²",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "school_quality_score",
      "label_fi": "Koulujen laatuindeksi (YTL)",
      "label_en": "School quality score (YTL)",
      "unit": "",
      "source": "YTL (ylioppilastutkinto)",
      "publisher": "Ylioppilastutkintolautakunta",
      "license": "© YTL (julkinen tilasto)",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 10.3,
      "row_count": 310
    },
    {
      "column": "daycare_density",
      "label_fi": "Päiväkotien tiheys",
      "label_en": "Daycare density",
      "unit": "/km²",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "healthcare_density",
      "label_fi": "Terveyspalvelujen tiheys",
      "label_en": "Healthcare facility density",
      "unit": "/km²",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "sports_facility_density",
      "label_fi": "Liikuntapaikkojen tiheys",
      "label_en": "Sports facility density",
      "unit": "/km²",
      "source": "LIPAS (Jyväskylän yliopisto)",
      "publisher": "LIPAS (Jyväskylän yliopisto)",
      "license": "CC BY 4.0",
      "vintage": 2025,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "transit_stop_density",
      "label_fi": "Joukkoliikennepysäkkien tiheys",
      "label_en": "Transit stop density",
      "unit": "/km²",
      "source": "HSL (Digitransit)",
      "publisher": "HSL / Digitransit",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 10.9,
      "row_count": 330
    },
    {
      "column": "transit_reachability_score",
      "label_fi": "Joukkoliikenteen saavutettavuus",
      "label_en": "Transit reachability score",
      "unit": "",
      "source": "HSL / johdettu",
      "publisher": "HSL / Digitransit",
      "license": "CC BY 4.0",
      "vintage": 2025,
      "granularity": "postal",
      "is_proxy": true,
      "coverage_pct": 5.5,
      "row_count": 167
    },
    {
      "column": "cycling_density",
      "label_fi": "Pyöräilyinfran tiheys",
      "label_en": "Cycling infrastructure density",
      "unit": "/km²",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "ev_charging_density",
      "label_fi": "Sähköauton latauspisteiden tiheys",
      "label_en": "EV charging point density",
      "unit": "/km²",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2025,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "walkability_index",
      "label_fi": "Käveltävyysindeksi",
      "label_en": "Walkability index",
      "unit": "",
      "source": "OpenStreetMap (composite)",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": true,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "broadband_coverage_pct",
      "label_fi": "Laajakaistan kattavuus",
      "label_en": "Broadband coverage",
      "unit": "%",
      "source": "Traficom",
      "publisher": "Traficom",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": true,
      "coverage_pct": 99.4,
      "row_count": 3001
    },
    {
      "column": "crime_index",
      "label_fi": "Rikollisuusindeksi",
      "label_en": "Crime index",
      "unit": "/1000",
      "source": "Poliisi",
      "publisher": "Poliisi",
      "license": "CC BY 4.0",
      "vintage": 2023,
      "granularity": "postal",
      "is_proxy": true,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "crime_index_change_pct",
      "label_fi": "Rikollisuusindeksin muutos",
      "label_en": "Crime index change",
      "unit": "%",
      "source": "Poliisi",
      "publisher": "Poliisi",
      "license": "CC BY 4.0",
      "vintage": 2023,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3017
    },
    {
      "column": "traffic_accident_rate",
      "label_fi": "Liikenneonnettomuuksien määrä",
      "label_en": "Traffic accident rate",
      "unit": "",
      "source": "Väylävirasto",
      "publisher": "Väylävirasto",
      "license": "CC BY 4.0",
      "vintage": 2023,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 72.4,
      "row_count": 2185
    },
    {
      "column": "air_quality_index",
      "label_fi": "Ilmanlaatuindeksi",
      "label_en": "Air quality index",
      "unit": "",
      "source": "HSY / FMI (ENFUSER, SILAM)",
      "publisher": "HSY",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "noise_pollution",
      "label_fi": "Melutaso",
      "label_en": "Noise level",
      "unit": "dB",
      "source": "Helsinki meluselvitys 2022 / HRI pks liikennemelu 2012 / Väylävirasto (maantie- ja rautatiemelu) / Tampere",
      "publisher": "Helsinki Region Infoshare",
      "license": "CC BY 4.0",
      "vintage": "2012–2022",
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "tree_canopy_pct",
      "label_fi": "Puuston latvuspeitto",
      "label_en": "Tree canopy cover",
      "unit": "%",
      "source": "HSY (LiDAR maanpeite)",
      "publisher": "HSY",
      "license": "CC BY 4.0",
      "vintage": 2024,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "water_proximity_m",
      "label_fi": "Etäisyys vesistöön",
      "label_en": "Distance to water",
      "unit": "m",
      "source": "OpenStreetMap",
      "publisher": "OpenStreetMap",
      "license": "ODbL 1.0",
      "vintage": 2026,
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "light_pollution",
      "label_fi": "Valosaaste (VIIRS-säteily)",
      "label_en": "Light pollution (VIIRS radiance)",
      "unit": "",
      "source": "NASA VIIRS Black Marble (VNP46A4 nighttime radiance)",
      "publisher": "NASA Black Marble (VIIRS)",
      "license": "Public domain (NASA)",
      "vintage": 2026,
      "granularity": "250m grid",
      "is_proxy": true,
      "coverage_pct": 100,
      "row_count": 3018
    },
    {
      "column": "voter_turnout_pct",
      "label_fi": "Äänestysaktiivisuus",
      "label_en": "Voter turnout",
      "unit": "%",
      "source": "Tilastokeskus (kuntavaalit)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2025,
      "granularity": "postal",
      "is_proxy": true,
      "coverage_pct": 98.9,
      "row_count": 2986
    },
    {
      "column": "party_diversity_index",
      "label_fi": "Puoluekannatuksen monimuotoisuus",
      "label_en": "Party diversity index",
      "unit": "",
      "source": "Tilastokeskus (kuntavaalit)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": 2025,
      "granularity": "postal",
      "is_proxy": true,
      "coverage_pct": 98.9,
      "row_count": 2986
    },
    {
      "column": "population_change_pct",
      "label_fi": "Väestönmuutos",
      "label_en": "Population change",
      "unit": "%",
      "source": "Tilastokeskus (Paavo)",
      "publisher": "Tilastokeskus",
      "license": "CC BY 4.0",
      "vintage": "2020–2024",
      "granularity": "postal",
      "is_proxy": false,
      "coverage_pct": 99.4,
      "row_count": 3001
    }
  ]
}