{
  "id-zmienna": 671,
  "nazwa": "Freight/mail transport by air",
  "nazwa-skrocona": "Freight/mail transport by air",
  "tagi": [
    {
      "id-tag": 388,
      "nazwa-tag": "transport"
    },
    {
      "id-tag": 991,
      "nazwa-tag": "aviation"
    }
  ],
  "pojecia": [
    {
      "id-pojecie": 750,
      "nazwa-pojecie": "Freight/mail transport by air",
      "definicja": "<p>\n\tFreight/mail public transport by air for remuneration or for hire.</p>\n",
      "uwagi": "<p>\n\tThe volume of cargo transportation is determined as the sum of the gross weight of freight and post. Only the cargo (freight, mail) transported within commercial scheduled (regular) or non-scheduled (irregular) air services is taken into account. Cargo carried by commercial or non-commercial general aviation (e.g. activities of aeroclubs, agro-aviation, private flights) is not taken into account.</p>\n",
      "data-poczatku-pojecie": "1999-07-01",
      "data-konca-pojecie": "9999-12-31"
    }
  ],
  "wyjasnienia-metodologiczne": {
    "notki": []
  },
  "przekroje": [
    {
      "id-przekroj": 512,
      "nazwa-przekroj": "Poland; Air transport direction; Air transport type",
      "szereg-czasowy": "2015 - 2025",
      "id-czestotliwosc": 1,
      "nazwa-czestotliwosc": "Year",
      "aktualizacja-ostatnia": "2026-07-06"
    }
  ],
  "zestawy": [
    {
      "id-zestaw": 169,
      "symbol-zestaw": "LOT-1",
      "nazwa-zestaw": "report on air transport",
      "id-gestor": 35,
      "nazwa-gestor": "Statistics Poland"
    }
  ],
  "badania": [
    {
      "id-badanie": 196,
      "symbol-badanie": "1.48.08",
      "temat-badanie": "Air transport"
    }
  ],
  "akty-prawne": [
    {}
  ],
  "jednostki": [
    {
      "id-jednostka": 136,
      "nazwa-jednostki": "Statistical Office in Szczecin"
    }
  ]
}