{
  "fields": [{"id":"_id","type":"int"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,2009,23.4],
    [2,2010,33.7],
    [3,2011,34.1],
    [4,2012,38.4],
    [5,2013,39.8],
    [6,2014,40.1],
    [7,2015,39.7],
    [8,2016,38.8],
    [9,2017,36.9],
    [10,2018,35.8]
]}