BDI

日期	数据
2010-05-12	3888
2010-05-11	3822
2010-05-10	3707
2010-05-07	3608
2010-05-06	3468
2010-05-05	3379
2010-05-04	3352
2010-04-30	3354
2010-04-29	3359
2010-04-28	3329
2010-04-27	3203
2010-04-26	3020