{
  "fields": [{"id":"_id","type":"int"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,2006,34.9],
    [2,2007,34.5],
    [3,2008,33.3],
    [4,2009,32.1],
    [5,2010,31.6],
    [6,2011,28.2],
    [7,2012,26.5],
    [8,2013,25.5],
    [9,2014,24.8],
    [10,2015,24.7],
    [11,2016,25.3],
    [12,2017,24.7]
]}