{
  "fields": [{"id":"_id","type":"int"},{"id":"Sexo","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"Varones",2013,68.2],
    [2,"Mujeres",2013,75],
    [3,"Varones",2008,61.8],
    [4,"Mujeres",2008,71.9]
]}