{
  "fields": [{"id":"_id","type":"int"},{"id":"Modalidad","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"Entrenador",2013,53],
    [2,"Forma personal",2013,18.4],
    [3,"Amigos",2013,28.5],
    [4,"No sabe/No contesta",2013,0.1]
]}