日期	单位净值
2017-08-04	0.9612
2017-07-31	0.9657
2017-07-28	0.9661
2017-07-21	0.9661
2017-07-20	0.9672
2017-07-14	0.9661
2017-07-07	0.9681
2017-06-30	0.9691
2017-06-23	0.9671
2017-06-20	0.9666
2017-06-16	0.9671
2017-06-09	0.9691
2017-06-02	0.9662
2017-05-31	0.9674
2017-05-26	0.9691
2017-05-19	0.9760