{
  "fields": [{"id":"_id","type":"int"},{"id":"Clave","type":"numeric"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
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    [2,1,1988,9.5],
    [3,1,1989,10],
    [4,1,1990,8.7],
    [5,1,1991,8.8],
    [6,1,1992,8.3],
    [7,1,1993,8.1],
    [8,1,1994,7.9],
    [9,1,1995,7.3],
    [10,1,1996,7.3],
    [11,1,1997,7],
    [12,1,1998,6.6],
    [13,1,1999,6.3],
    [14,1,2000,5.6],
    [15,1,2001,5.6],
    [16,1,2002,5.6],
    [17,1,2003,5.7],
    [18,1,2004,5.2],
    [19,1,2005,5.2],
    [20,1,2006,4.9],
    [21,1,2007,5.1],
    [22,1,2008,4.8],
    [23,1,2009,4.3],
    [24,1,2010,4.1],
    [25,1,2011,3.7],
    [26,1,2012,3.6]
]}