日期	单位净值
2023-05-19	1.0072
2023-05-12	1.0058
2023-05-05	1.0085
2023-04-28	1.0095
2023-04-21	1.0093
2023-04-14	1.0180
2023-04-07	1.0105
2023-03-31	1.0051