日期	单位净值
2017-09-08	0.9898
2017-09-01	0.9900
2017-08-31	0.9901
2017-08-25	0.9903
2017-08-18	0.9905
2017-08-11	0.9908
2017-08-04	0.9911
2017-07-31	0.9912
2017-07-28	0.9913
2017-07-21	0.9916
2017-07-14	0.9919
2017-07-07	0.9921
2017-06-30	0.9924
2017-06-23	0.9927
2017-06-16	0.9929
2017-06-09	0.9932