日期	单位净值
2021-03-19	1.1338
2021-03-12	1.1320
2021-03-05	1.1460
2021-03-04	1.1481
2021-02-26	1.1334
2021-02-24	1.1552
2021-02-19	1.1850
2021-02-10	1.1329
2021-02-05	1.1034
2021-01-29	1.0997
2021-01-22	1.1473
2021-01-20	1.1454
2021-01-15	1.1179
2021-01-08	1.1082
2020-12-31	1.0946
2020-12-25	1.0730