日期	单位净值
2017-09-20	0.9808
2017-09-15	0.9845
2017-09-08	0.9872
2017-09-01	0.9842
2017-08-25	0.9809
2017-08-18	0.9760
2017-08-11	0.9700
2017-08-04	0.9747
2017-07-28	0.9818
2017-07-21	0.9865
2017-07-20	0.9873
2017-07-14	0.9845
2017-07-07	0.9841
2017-06-30	0.9881
2017-06-23	0.9869
2017-06-20	0.9769