{
  "fields": [{"id":"_id","type":"int"},{"id":"Sustancia","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"Otra",2008,5],
    [2,"Pasta base",2008,9.2],
    [3,"Pegamento",2008,14.1],
    [4,"Pastillas",2008,11.1],
    [5,"Cocaína",2008,17.7],
    [6,"Marihuana",2008,45.9],
    [7,"Otra",2013,4.7],
    [8,"Pasta base",2013,6.6],
    [9,"Pegamento",2013,9.3],
    [10,"Pastillas",2013,9.8],
    [11,"Cocaína",2013,17.8],
    [12,"Marihuana",2013,48]
]}