{
  "fields": [{"id":"_id","type":"int"},{"id":"ukupno","type":"numeric"},{"id":"muškarci","type":"numeric"},{"id":"žene","type":"numeric"}],
  "records": [
    [1,30.7,29.3,31.9],
    [2,32.5,30.5,33.3],
    [3,34,32.4,35.5],
    [4,35.4,33.8,37.1],
    [5,37.1,35.4,38.7],
    [6,39.3,37.5,41],
    [7,41.7,39.9,43.4]
]}