{
  "metric": "都道府県納税報告に基づくゴルフ場数（県境施設の重複あり）",
  "unit": "場",
  "period": "各年度の実行月は3月～翌年2月",
  "rows": [
    {
      "year": 2002,
      "count": 2460
    },
    {
      "year": 2019,
      "count": 2227
    },
    {
      "year": 2020,
      "count": 2216
    },
    {
      "year": 2021,
      "count": 2207
    },
    {
      "year": 2022,
      "count": 2196
    },
    {
      "year": 2023,
      "count": 2187
    },
    {
      "year": 2024,
      "count": 2172
    }
  ],
  "evidence": [
    {
      "source_id": "ngk-annual-2024",
      "pdf_page": 2
    }
  ],
  "separate_deduplicated_observation": {
    "as_of": "2025年2月末",
    "count": 2154,
    "raw_count": 2172,
    "cross_prefecture_duplicates": 18,
    "evidence": [
      {
        "source_id": "ngk-comment-2024"
      }
    ]
  },
  "not_new_opening_count": true
}