{
  "fields": [{"id":"_id","type":"int"},{"id":"年度","type":"text"},{"id":"運行回数（回）","type":"numeric"}],
  "records": [
    [1,"27",145],
    [2,"28",140],
    [3,"29",154],
    [4,"30",155],
    [5,"元",125],
    [6,"2",0],
    [7,"3",0]
]}