日期	单位净值
2022-04-01	1.0599
2022-03-25	1.0585
2022-03-18	1.0581
2022-03-11	1.0571
2022-03-04	1.0583
2022-02-25	1.0581
2022-02-18	1.0573
2022-02-11	1.0579
2022-01-28	1.0561
2022-01-21	1.0552
2022-01-14	1.0528
2022-01-07	1.0531
2021-12-31	1.0512
2021-12-24	1.0500
2021-12-17	1.0475
2021-12-10	1.0449