{
  "fields": [{"id":"_id","type":"int"},{"id":"区分","type":"text"},{"id":"事業体数（事業体）","type":"numeric"},{"id":"割合（％）","type":"numeric"}],
  "records": [
    [1,"～500㎥",28,14.7],
    [2,"500～1,000㎥",22,11.6],
    [3,"1,000～2,000㎥",22,11.6],
    [4,"2,000～5,000㎥",40,21.1],
    [5,"5,000～10,000㎥",31,16.3],
    [6,"10,000㎥以上",47,24.7],
    [7,"合計",190,null]
]}