日期	单位净值
2023-03-31	1.9167
2023-03-24	1.8682
2023-03-20	1.8605
2023-03-17	1.8612
2023-03-10	1.8600
2023-03-03	1.8504
2023-02-28	1.8376
2023-02-24	1.8116
2023-02-20	1.8217
2023-02-17	1.8049
2023-02-10	1.8267
2023-02-03	1.8664
2023-01-31	1.8507
2023-01-20	1.8179
2023-01-13	1.7669
2023-01-06	1.7539