日期	单位净值
2021-02-26	2.0450
2021-02-20	2.1784
2021-02-19	2.1806
2021-02-10	2.1268
2021-02-05	1.9922
2021-01-29	2.0595
2021-01-22	2.2019
2021-01-21	2.2341
2021-01-20	2.2198
2021-01-19	2.2063
2021-01-18	2.2433
2021-01-15	2.2019
2021-01-08	2.2815
2020-12-31	2.2828
2020-12-25	2.1918
2020-12-18	2.1770