BDI

日期	数据
2009-08-18	2704
2009-08-17	2774
2009-08-14	2752
2009-08-13	2685
2009-08-12	2612
2009-08-11	2623
2009-08-10	2689
2009-08-07	2772
2009-08-06	2907
2009-08-05	3051
2009-08-04	3159
2009-08-03	3251