{
  "fields": [{"id":"_id","type":"int"},{"id":"Tramos de Edad","type":"text"},{"id":"Utilización del dispositivo","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"60 a 84 años","Sí",2016,253],
    [2,"60 a 84 años","No",2016,108],
    [3,"85 y más años","Sí",2016,11],
    [4,"85 y más años","No",2016,7]
]}