BDI

日期	数据
2008-09-02	6466
2008-09-01	6691
2008-08-29	6809
2008-08-28	6929
2008-08-27	7050
2008-08-26	7115
2008-08-22	7147
2008-08-21	7190
2008-08-20	7344
2008-08-19	7622
2008-08-18	7543
2008-08-15	7557