日期	单位净值
2021-04-16	0.9729
2021-04-09	0.9741
2021-04-02	0.9768
2021-03-26	0.9683
2021-03-19	0.9774
2021-03-12	0.9867
2021-03-05	0.9818
2021-02-26	1.0080
2021-02-19	1.0398
2021-02-10	1.0430
2021-02-05	0.9750
2021-01-29	0.9636
2021-01-22	0.9998
2021-01-15	0.9997
2021-01-08	0.9997
2020-12-31	0.9999