日期	单位净值
2015-07-31	0.9642
2015-07-24	1.0246
2015-07-20	0.9784
2015-07-17	0.9595
2015-07-10	0.9288
2015-07-03	0.9104
2015-06-26	1.0215
2015-06-19	1.0791
2015-06-12	1.1920
2015-06-05	1.1753
2015-05-29	1.0957
2015-05-22	1.0827
2015-03-20	1.0774
2015-03-13	1.0303
2015-03-06	1.0195
2015-02-27	1.0006