日期	单位净值
2021-03-19	1.2901
2021-03-12	1.2942
2021-03-05	1.2905
2021-02-26	1.2828
2021-02-19	1.2987
2021-02-10	1.2753
2021-02-05	1.2666
2021-01-29	1.2687
2021-01-22	1.2890
2021-01-20	1.2910
2021-01-15	1.2765
2021-01-08	1.2679
2020-12-31	1.2623
2020-12-25	1.2488
2020-12-18	1.2528
2020-12-11	1.2481