日期	单位净值
2017-09-08	0.9981
2017-09-01	1.0065
2017-08-25	1.0038
2017-08-22	0.9990
2017-08-18	0.9960
2017-08-11	0.9857
2017-08-04	0.9925
2017-07-28	0.9859
2017-07-24	0.9800
2017-07-21	0.9824
2017-07-14	0.9790
2017-07-07	0.9696
2017-06-30	0.9555
2017-06-23	0.9531
2017-06-22	0.9508
2017-06-16	0.9473