{
  "fields": [{"id":"_id","type":"int"},{"id":"energietraeger","type":"text"},{"id":"anzahl","type":"text"}],
  "records": [
    [1,"Heizöl","6578"],
    [2,"Wärmepumpe","3840"],
    [3,"Gas","3375"],
    [4,"Holz","1511"],
    [5,"Fernwärme","905"],
    [6,"Elektrizität","707"],
    [7,"Andere","169"]
]}