日期	单位净值
2021-03-19	1.2856
2021-03-12	1.2897
2021-03-05	1.2870
2021-02-26	1.2783
2021-02-19	1.2942
2021-02-10	1.2709
2021-02-05	1.2622
2021-01-29	1.2643
2021-01-22	1.2854
2021-01-20	1.2864
2021-01-15	1.2728
2021-01-08	1.2632
2020-12-31	1.2576
2020-12-25	1.2441
2020-12-18	1.2484
2020-12-11	1.2447