日期	单位净值
2022-03-31	0.9308
2022-03-25	0.9280
2022-03-23	0.9429
2022-03-18	0.9271
2022-03-11	0.9401
2022-03-04	0.9591
2022-03-03	0.9699
2022-02-28	0.9640
2022-02-25	0.9591
2022-02-18	0.9513
2022-02-11	0.9139
2022-01-28	0.9092
2022-01-21	0.9697
2022-01-14	0.9995
2022-01-07	0.9997
2021-12-31	0.9999