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[null,"Valor promedio mensual de las acciones mineras (2015)",null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Acciones",null,"TipoGraff","grafName"]
[3,"Meses","Milpo","Atacocha","Raura","Buenaventura","Centromin",null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Milpo",null,"Columna agrupada","xlColumnClustered"]
[null,"Enero",244,317,151,459,227,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Atacocha",null,"Columna apilada","xlColumnStacked"]
[null,"Febrero",471,374,394,339,251,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Raura",null,"Columna agrupada 3D","xl3DColumnClustered"]
[null,"Marzo",123,270,402,404,381,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Buenaventura",null,"Columna 3D apilada","xl3DColumnStacked"]
[null,"Abril",173,419,228,127,198,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Centromin",null,"Columnas 3D","xl3DColumn"]
[null,"Mayo",453,177,437,332,301,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Línea","xlLine"]
[null,"Junio",428,206,437,158,123,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Línea apilada","xlLineStacked"]
[null,"Julio",306,396,284,260,141,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Líneas 3D","xl3DLine"]
[null,"Agosto",372,121,295,468,306,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Circular","xlPie"]
[null,"Septiembre",292,299,406,129,198,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Circular 3D","xl3DPie"]
[null,"Octubre",360,387,283,309,283,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Dispersión","xlXYScatter"]
[null,"Noviembre",196,238,261,475,251]
[null,"Diciembre",232,477,153,281,391]