日期	单位净值
2023-05-12	1.4728
2023-05-05	1.4855
2023-04-28	1.4809
2023-04-21	1.4821
2023-04-20	1.4985
2023-04-14	1.4765
2023-04-07	1.4680
2023-03-31	1.4547
2023-03-24	1.4453
2023-03-20	1.4409
2023-03-17	1.4604
2023-03-10	1.4383
2023-03-03	1.4647
2023-02-24	1.4310
2023-02-20	1.4485
2023-02-17	1.4225