{
  "fields": [{"id":"_id","type":"int"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,2006,10.8],
    [2,2007,9.2],
    [3,2008,7.7],
    [4,2009,7.3],
    [5,2010,6.8],
    [6,2011,6],
    [7,2012,6.1],
    [8,2013,6.5],
    [9,2014,6.6],
    [10,2015,7.5],
    [11,2016,7.8],
    [12,2017,7.9]
]}