{
  "id-zmienna": 851,
  "nazwa": "Registered road vehicles",
  "nazwa-skrocona": "Registered road vehicles",
  "tagi": [
    {
      "id-tag": 388,
      "nazwa-tag": "transport"
    }
  ],
  "pojecia": [
    {
      "id-pojecie": 4302,
      "nazwa-pojecie": "Road vehicles",
      "definicja": "<p>Wheeled vehicles intended for use on the road. Motor vehicles intended for driving on roads and (according to Polish Highway Code), capable of traveling at a speed of over 25 km / h; ie motor vehicles, road tractors; towed road vehicles include trailers, semi-trailers, and horse-drawn vehicles; bikes.</p>",
      "data-poczatku-pojecie": "1999-07-01",
      "data-konca-pojecie": "9999-12-31"
    }
  ],
  "wyjasnienia-metodologiczne": {
    "notki": []
  },
  "przekroje": [
    {
      "id-przekroj": 741,
      "nazwa-przekroj": "Poland, voivodeships; Types of roads vehicles 2; Age of vehicles",
      "szereg-czasowy": "2010 - 2025",
      "id-czestotliwosc": 1,
      "nazwa-czestotliwosc": "Year",
      "aktualizacja-ostatnia": "2026-09-30"
    },
    {
      "id-przekroj": 1104,
      "nazwa-przekroj": "Poland, voivodeships; Types of road vehicles 3; Type of fuel used",
      "szereg-czasowy": "2010 - 2025",
      "id-czestotliwosc": 1,
      "nazwa-czestotliwosc": "Year",
      "aktualizacja-ostatnia": "2026-09-30"
    }
  ],
  "zestawy": [
    {
      "id-zestaw": 654,
      "symbol-zestaw": "CEP",
      "nazwa-zestaw": "Central register of vehicles",
      "id-gestor": 754,
      "nazwa-gestor": "Ministry of Digital Affairs "
    }
  ],
  "badania": [
    {
      "id-badanie": 301,
      "symbol-badanie": "1.48.17",
      "temat-badanie": "Road network and motor vehicles"
    }
  ],
  "akty-prawne": [
    {}
  ],
  "jednostki": [
    {
      "id-jednostka": 136,
      "nazwa-jednostki": "Statistical Office in Szczecin"
    }
  ]
}