日期	单位净值
2021-04-20	1.0572
2021-04-16	1.0557
2021-04-09	1.0590
2021-04-02	1.0614
2021-03-26	1.0530
2021-03-19	1.0523
2021-03-12	1.0555
2021-03-05	1.0534
2021-02-26	1.0465
2021-02-19	1.0591
2021-02-10	1.0406
2021-02-05	1.0336
2021-01-29	1.0346
2021-01-22	1.0513
2021-01-20	1.0528
2021-01-15	1.0413