日期	单位净值
2022-04-01	1.0047
2022-03-25	0.9922
2022-03-18	0.9895
2022-03-15	0.9451
2022-03-11	0.9819
2022-03-04	0.9941
2022-02-25	0.9994
2022-02-18	1.0057
2022-02-15	1.0048
2022-02-11	1.0090
2022-01-28	0.9967