{
  "fields": [{"id":"_id","type":"int"},{"id":"Sexo","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"Mujeres",2006,17.4],
    [2,"Varones",2006,16.6],
    [3,"Mujeres",2007,17.3],
    [4,"Varones",2007,17.1],
    [5,"Mujeres",2008,17.7],
    [6,"Varones",2008,18.3]
]}