日期	单位净值
2015-08-21	0.9980
2015-08-20	1.0017
2015-08-14	1.0223
2015-08-07	1.0125
2015-07-31	1.0079
2015-07-24	1.0575
2015-07-20	1.0091
2015-07-17	0.9960
2015-07-10	1.0039
2015-07-03	1.0244
2015-06-26	1.0377
2015-06-19	1.0637
2015-06-12	1.1737
2015-06-05	1.1718
2015-05-29	1.1279
2015-05-22	1.0838