日期	单位净值
2012-09-21	0.9999
2012-09-20	1.0015
2012-09-14	1.0261
2012-09-07	1.0320
2012-08-31	1.0065
2012-08-24	0.9965
2012-08-20	0.9979
2012-08-17	0.9952
2012-08-10	1.0046
2012-08-03	1.0026