{
  "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": [
    [1,"中学校1年","A",40,1.9],
    [2,"中学校1年","B",345,16.7],
    [3,"中学校1年","C",769,37.1],
    [4,"中学校1年","D",770,37.2],
    [5,"中学校1年","E",147,7.1],
    [6,"中学校2年","A",134,6.7],
    [7,"中学校2年","B",536,26.8],
    [8,"中学校2年","C",741,37],
    [9,"中学校2年","D",510,25.5],
    [10,"中学校2年","E",80,4],
    [11,"中学校3年","A",361,18.4],
    [12,"中学校3年","B",622,31.8],
    [13,"中学校3年","C",644,32.9],
    [14,"中学校3年","D",285,14.5],
    [15,"中学校3年","E",47,2.4]
]}