日期	单位净值
2021-06-04	1.0588
2021-05-28	1.0578
2021-05-21	1.0559
2021-05-14	1.0543
2021-05-07	1.0523
2021-04-30	1.0511
2021-04-23	1.0501
2021-04-16	1.0483
2021-04-09	1.0467
2021-04-02	1.0455
2021-03-26	1.0443
2021-03-19	1.0427
2021-03-12	1.0384
2021-03-05	1.0371
2021-02-26	1.0355
2021-02-19	1.0338