{
  "fields": [{"id":"_id","type":"int"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,1990,23.4],
    [2,1991,23.6],
    [3,1992,21.6],
    [4,1993,23.4],
    [5,1994,21.6],
    [6,1995,21.6],
    [7,1996,20.5],
    [8,1997,19.4],
    [9,1998,19.1],
    [10,1999,17],
    [11,2000,16.5],
    [12,2001,16.3],
    [13,2002,15.7],
    [14,2003,17.3],
    [15,2004,15.3],
    [16,2005,15.3],
    [17,2006,12.4],
    [18,2007,13.8],
    [19,2008,12.5],
    [20,2009,11.3],
    [21,2010,9.5],
    [22,2011,0],
    [23,2012,10.9],
    [24,2013,10.2],
    [25,2014,8.9],
    [26,2015,8.7],
    [27,2016,9.1],
    [28,2017,7.9],
    [29,2018,8.4]
]}