日期	单位净值
2017-09-08	0.9958
2017-09-01	0.9959
2017-08-31	0.9960
2017-08-25	0.9961
2017-08-18	0.9963
2017-08-11	0.9964
2017-08-04	0.9966
2017-07-31	0.9967
2017-07-28	0.9967
2017-07-21	0.9969
2017-07-14	0.9971
2017-07-07	0.9972
2017-06-30	0.9974
2017-06-23	0.9975
2017-06-16	0.9977
2017-06-09	0.9979