{
  "fields": [{"id":"_id","type":"int"},{"id":"西暦","type":"text"},{"id":"和暦","type":"text"},{"id":"水質/八千代橋（河川）","type":"numeric"},{"id":"底質/八千代橋（河川）","type":"numeric"},{"id":"水質/船橋１（海域）","type":"numeric"},{"id":"底質/船橋１（海域）","type":"numeric"},{"id":"凡例・注釈・資料","type":"text"},{"id":"凡例・注釈・資料(詳細)","type":"text"}],
  "records": [
    [1,"2020年","令和2年度",0.045,1.7,0.035,9.5,"凡例：","0：データが0又は単位に満たない値　　\"-\"：データが存在しない　　\"…\"：未調査・未集計により不明　　\"***\"：集計に必要なデータが無い　　\"X\"：秘匿データ　　\"*\"：複数項目をくくって数値を表章"],
    [2,"2021年","令和3年度",0.021,0.33,0.023,2.8,"単位：","pg‐TEQ/L（水質）、pg‐TEQ/g（底質）"],
    [3,"2022年","令和4年度",0.042,0.63,0.026,4.4,"注釈：","・環境基準は、水質が年間平均値１pg‐TEQ/L以下、底質が150pg-TEQ/g以下である。"],
    [4,"2023年","令和5年度",0.066,0.7,0.031,11,"","・有効数字は、2桁である。"],
    [5,"2024年","令和6年度",0.062,2.1,0.044,8.4,"資料：","環境保全課"]
]}