日期	单位净值
2014-08-20	1.0674
2014-08-15	1.0571
2014-08-08	1.0272
2014-08-01	0.9918
2014-07-25	0.9790
2014-07-18	0.9749
2014-07-11	0.9727
2014-07-04	0.9746
2014-06-27	0.9678
2014-06-20	0.9547
2014-06-13	0.9612
2014-06-06	0.9531
2014-05-30	0.9489
2014-05-23	0.9452
2014-05-20	0.9373
2014-05-16	0.9395