日期	单位净值
2022-03-23	1.0087
2022-03-18	1.0028
2022-03-11	1.0069
2022-03-04	0.9952
2022-02-28	0.9933
2022-02-25	0.9914
2022-02-18	0.9847
2022-02-11	0.9660
2022-01-28	0.9752
2022-01-21	0.9783
2022-01-14	0.9993
2022-01-07	0.9994
2021-12-31	0.9996
2021-12-28	0.9997
2021-12-24	0.9998
2021-12-17	0.9999