日期	单位净值
2023-04-28	1.4889
2023-04-21	1.4901
2023-04-20	1.5066
2023-04-14	1.4855
2023-04-07	1.4760
2023-03-31	1.4626
2023-03-24	1.4531
2023-03-20	1.4492
2023-03-17	1.4688
2023-03-10	1.4475
2023-03-03	1.4741
2023-02-24	1.4402
2023-02-20	1.4569
2023-02-17	1.4306
2023-02-10	1.4338
2023-02-03	1.4408