{
  "fields": [{"type":"int","id":"_id"},{"type":"text","id":"Chi_tięu"},{"type":"numeric","id":"Chung"},{"type":"numeric","id":"Thanh_thi"},{"type":"numeric","id":"Nong_thon"}],
  "records": [
    [1,"Ty le su dung bien phap tranh thai bat ky (%)",77.2,72.9,77.6],
    [2,"Ty le su dung bien phap tranh thai hien  dai (%)",72.4,65,72.7]
]}