日期	单位净值
2021-07-23	1.0070
2021-07-16	1.0024
2021-07-09	0.9969
2021-07-05	1.0019
2021-07-02	1.0011
2021-06-25	1.0113
2021-06-18	1.0017
2021-06-11	1.0050
2021-06-04	1.0065
2021-05-28	1.0098
2021-05-21	1.0042
2021-05-14	1.0055
2021-05-07	1.0059
2021-04-30	1.0071
2021-04-23	1.0094
2021-04-16	1.0107