BDI

日期	数据
2011-09-23	1920
2011-09-22	1884
2011-09-21	1811
2011-09-20	1795
2011-09-19	1764
2011-09-16	1814
2011-09-15	1907
2011-09-14	1927
2011-09-13	1901
2011-09-12	1876
2011-09-09	1838
2011-09-08	1782