{
  "fields": [{"id":"_id","type":"int"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,1996,18],
    [2,1997,17.1],
    [3,1998,17],
    [4,1999,16.2],
    [5,2000,15.8],
    [6,2001,15.5],
    [7,2002,15.5],
    [8,2003,15.2],
    [9,2004,15],
    [10,2005,14.1],
    [11,2006,14.1],
    [12,2007,14.1],
    [13,2008,14.1],
    [14,2009,14],
    [15,2010,14],
    [16,2011,13.7],
    [17,2012,14],
    [18,2013,14.2],
    [19,2014,14],
    [20,2015,14.1],
    [21,2016,13.5],
    [22,2017,12.3]
]}