日期	单位净值
2021-06-04	1.0587
2021-05-28	1.0577
2021-05-21	1.0558
2021-05-14	1.0542
2021-05-07	1.0522
2021-04-30	1.0509
2021-04-23	1.0500
2021-04-16	1.0482
2021-04-09	1.0466
2021-04-02	1.0454
2021-03-26	1.0442
2021-03-19	1.0426
2021-03-12	1.0383
2021-03-05	1.0369
2021-02-26	1.0354
2021-02-19	1.0337