BDI

日期	数据
2011-08-22	1515
2011-08-19	1462
2011-08-18	1414
2011-08-17	1371
2011-08-16	1344
2011-08-15	1306
2011-08-12	1287
2011-08-11	1277
2011-08-10	1265
2011-08-09	1257
2011-08-08	1264
2011-08-05	1268