日期	单位净值
2012-08-31	0.7570
2012-08-24	0.7635
2012-08-20	0.7564
2012-08-17	0.7545
2012-08-10	0.7661
2012-08-03	0.7529
2012-07-30	0.7344
2012-07-27	0.7420
2012-07-20	0.7604
2012-07-13	0.7543
2012-07-06	0.7760
2012-06-29	0.7838