日期	单位净值
2021-02-19	1.0013
2021-02-18	1.0018
2021-02-10	1.0044
2021-02-05	0.9964
2021-01-29	0.9935
2021-01-22	1.0027
2021-01-15	0.9911
2021-01-08	0.9958
2020-12-31	0.9844
2020-12-25	0.9788
2020-12-18	0.9727
2020-12-15	0.9708
2020-12-11	0.9674
2020-12-04	0.9691
2020-11-27	0.9639
2020-11-20	0.9629