返回的Json数据如下: [[1400025600,9633460,9667535,2698.09,2734.73,2749,2698.08,25333.3057,11784.9,13548.4,69148900],[1400112000,9667536,9700700,2734.94,2771.01,2790,2731.48,24260.1011,11824.5,12435.6,67093300],[1400198400,9700701,9736706,2771,2789,2816.33,27