日期	单位净值
2021-03-19	1.0281
2021-03-12	1.0280
2021-03-05	1.0271
2021-02-26	1.0260
2021-02-19	1.0255
2021-02-10	1.0241
2021-02-05	1.0233
2021-01-29	1.0227
2021-01-22	1.0246
2021-01-15	1.0246
2021-01-08	1.0233
2020-12-31	1.0219
2020-12-25	1.0215
2020-12-18	1.0204
2020-12-11	1.0192
2020-12-04	1.0183