{
  "fields": [{"id":"_id","type":"int"},{"id":"年","type":"numeric"},{"id":"畜種","type":"text"},{"id":"戸数","type":"numeric"},{"id":"頭羽数","type":"numeric"}],
  "records": [
    [1,2021,"乳用牛",13,679],
    [2,2021,"肉用牛",38,1582],
    [3,2021,"豚",8,7421],
    [4,2021,"鶏",16,68745]
]}