日期	单位净值
2015-07-31	0.9689
2015-07-24	1.0012
2015-07-17	0.9862
2015-07-10	0.9143
2015-07-03	0.9280
2015-06-26	1.0406
2015-06-19	1.1191
2015-06-12	1.3373
2015-06-05	1.2752
2015-05-29	1.1877
2015-05-22	1.2030
2015-05-15	1.1040
2015-05-08	1.0541
2015-04-30	1.0868
2015-04-24	1.0929
2015-04-17	1.0942