日期	单位净值
2021-03-19	1.2888
2021-03-12	1.2930
2021-03-05	1.2902
2021-02-26	1.2815
2021-02-19	1.2975
2021-02-10	1.2741
2021-02-05	1.2653
2021-01-29	1.2675
2021-01-22	1.2887
2021-01-20	1.2897
2021-01-15	1.2762
2021-01-08	1.2666
2020-12-31	1.2610
2020-12-25	1.2474
2020-12-18	1.2513
2020-12-11	1.2476