日期	单位净值
2021-07-30	1.0431
2021-07-23	1.0663
2021-07-20	1.0634
2021-07-16	1.0588
2021-07-09	1.0550
2021-07-02	1.0575
2021-06-25	1.0678
2021-06-18	1.0568
2021-06-11	1.0570
2021-06-04	1.0532
2021-05-28	1.0565
2021-05-21	1.0486
2021-05-20	1.0486
2021-05-14	1.0495
2021-05-07	1.0489
2021-04-30	1.0506