{
  "fields": [{"id":"_id","type":"int"},{"id":"Finalidad","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"Uso personal / Comunicarse",2010,99.4],
    [2,"Uso laboral",2010,40],
    [3,"Uso personal / Comunicarse",2013,99.5],
    [4,"Uso laboral",2013,43]
]}