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        {x: '2014-06-12', y: 25, group:0},
        {x: '2014-06-13', y: 30, group:0},
        {x: '2014-06-14', y: 10, group:0},
        {x: '2014-06-15', y: 15, group:0},
        {x: '2014-06-16', y: 30, group:0},
        {x: '2014-06-11', y: 12, group:1},
        {x: '2014-06-12', y: 15, group:1},
        {x: '2014-06-13', y: 34, group:1},
        {x: '2014-06-14', y: 24, group:1},
        {x: '2014-06-15', y: 5, group:1},
        {x: '2014-06-16', y: 12, group:1},
        {x: '2014