日期	单位净值
2017-09-08	0.9968
2017-09-01	1.0052
2017-08-25	1.0025
2017-08-22	0.9977
2017-08-18	0.9947
2017-08-11	0.9844
2017-08-04	0.9912
2017-07-28	0.9846
2017-07-24	0.9787
2017-07-21	0.9811
2017-07-14	0.9777
2017-07-07	0.9684
2017-06-30	0.9543
2017-06-23	0.9519
2017-06-22	0.9496
2017-06-16	0.9461