日期	单位净值
2017-07-20	1.1279
2017-07-14	1.1191
2017-07-07	1.1063
2017-06-30	1.1119
2017-06-23	1.1070
2017-06-20	1.0875
2017-06-16	1.0848
2017-06-09	1.0959
2017-05-26	1.0654
2017-05-19	1.0560
2017-05-12	1.0436
2017-05-05	1.0416
2017-04-28	1.0371
2017-04-21	1.0459
2017-04-20	1.0493
2017-04-14	1.0362