日期	单位净值
2017-06-16	0.4789
2017-06-09	0.4630
2017-05-31	0.4582
2017-05-26	0.4642
2017-05-19	0.4755
2017-05-12	0.4734
2017-05-05	0.4896
2017-04-28	0.5160
2017-04-21	0.5296
2017-04-20	0.5299
2017-04-14	0.5439
2017-04-07	0.5609
2017-03-31	0.5398
2017-03-24	0.5495
2017-03-20	0.5520
2017-03-17	0.5558