日期	单位净值
2017-08-11	1.0683
2017-08-04	1.0599
2017-07-28	1.0762
2017-07-21	1.0796
2017-07-14	1.1147
2017-07-07	1.1104
2017-06-30	1.1210
2017-06-23	1.0946
2017-06-16	1.0864
2017-06-09	1.0873
2017-06-02	1.0758
2017-05-26	1.0758
2017-05-19	1.0804
2017-05-12	1.0760
2017-05-05	1.0847
2017-04-28	1.0899