{
  "fields": [{"id":"_id","type":"int"},{"id":"Área de Residencia","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"Montevideo",2008,15.3],
    [2,"Interior",2008,12.8],
    [3,"Montevideo",2013,11.9],
    [4,"Interior",2013,10.2]
]}