日期	单位净值
2017-08-18	0.9765
2017-08-11	0.9691
2017-08-04	0.9716
2017-07-31	0.9759
2017-07-28	0.9707
2017-07-21	0.9682
2017-07-14	0.9637
2017-07-07	0.9625
2017-06-30	0.9591
2017-06-23	0.9516
2017-06-16	0.9515
2017-06-09	0.9528
2017-05-31	0.9509
2017-05-26	0.9488
2017-05-19	0.9569
2017-05-12	0.9582