{
  "fields": [{"id":"_id","type":"int"},{"id":"学年","type":"text"},{"id":"判定区分","type":"text"},{"id":"人数[人]","type":"numeric"},{"id":"割合[％]","type":"numeric"}],
  "records": [
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    [2,"中学校1年","B",347,17.5],
    [3,"中学校1年","C",705,35.5],
    [4,"中学校1年","D",713,35.9],
    [5,"中学校1年","E",184,9.3],
    [6,"中学校2年","A",141,7.1],
    [7,"中学校2年","B",503,25.2],
    [8,"中学校2年","C",782,39.1],
    [9,"中学校2年","D",480,24],
    [10,"中学校2年","E",92,4.6],
    [11,"中学校3年","A",311,16.5],
    [12,"中学校3年","B",557,29.5],
    [13,"中学校3年","C",656,34.8],
    [14,"中学校3年","D",323,17.1],
    [15,"中学校3年","E",38,2]
]}