BDI

日期	数据
2011-05-30	1474
2011-05-27	1474
2011-05-26	1467
2011-05-25	1446
2011-05-24	1398
2011-05-23	1369
2011-05-20	1349
2011-05-19	1329
2011-05-18	1271
2011-05-17	1274
2011-05-16	1291
2011-05-13	1306