{
  "fields": [{"id":"_id","type":"int"},{"id":"Education_Levels","type":"text"},{"id":"frequency","type":"numeric"},{"id":"Percent","type":"numeric"}],
  "records": [
    [1,"ประถมศึกษา",4639.0,62.5],
    [2,"มัธยมศึกษา",854.0,11.51],
    [3,"ประถมศึกษาและมัธยมศึกษา",1929.0,25.99]
]}