日期	单位净值
2017-08-25	0.9855
2017-08-18	0.9859
2017-08-11	0.9863
2017-08-04	0.9866
2017-07-31	0.9869
2017-07-28	0.9870
2017-07-21	0.9874
2017-07-14	0.9878
2017-07-07	0.9881
2017-06-30	0.9885
2017-06-23	0.9889
2017-06-16	0.9893
2017-06-09	0.9896
2017-05-31	0.9901
2017-05-26	0.9904
2017-05-19	0.9908