{
  "fields": [{"id":"_id","type":"int"},{"id":"Tramo de edad","type":"text"},{"id":"Redes Sociales","type":"text"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"12 a 14","Facebook",2013,91],
    [2,"15 a 19","Facebook",2013,92.3],
    [3,"20 a 24","Facebook",2013,85.9],
    [4,"25 a 29","Facebook",2013,78.2],
    [5,"12 a 14","Twitter",2013,34.8],
    [6,"15 a 19","Twitter",2013,28.4],
    [7,"20 a 24","Twitter",2013,22.6],
    [8,"25 a 29","Twitter",2013,14.7],
    [9,"12 a 14","e-mail",2013,80.9],
    [10,"15 a 19","e-mail",2013,85.1],
    [11,"20 a 24","e-mail",2013,83.1],
    [12,"25 a 29","e-mail",2013,79.4],
    [13,"12 a 14","Facebook",2008,0],
    [14,"15 a 19","Facebook",2008,0],
    [15,"20 a 24","Facebook",2008,0],
    [16,"25 a 29","Facebook",2008,0],
    [17,"12 a 14","Twitter",2008,0],
    [18,"15 a 19","Twitter",2008,0],
    [19,"20 a 24","Twitter",2008,0],
    [20,"25 a 29","Twitter",2008,0],
    [21,"12 a 14","e-mail",2008,60.2],
    [22,"15 a 19","e-mail",2008,79.6],
    [23,"20 a 24","e-mail",2008,85.1],
    [24,"25 a 29","e-mail",2008,76.9]
]}