日期	单位净值
2021-03-19	1.4907
2021-03-12	1.5153
2021-03-05	1.5153
2021-02-26	1.4909
2021-02-19	1.4900
2021-02-10	1.4906
2021-02-05	1.4906
2021-01-29	1.4907
2021-01-22	1.4907
2021-01-18	1.4914
2021-01-15	1.4914
2021-01-08	1.4915
2020-12-31	1.4745
2020-12-25	1.4815
2020-12-18	1.4769
2020-12-11	1.4612