日期	单位净值
2021-08-05	0.9991
2021-07-30	0.9856
2021-07-23	1.0076
2021-07-16	1.0030
2021-07-09	0.9974
2021-07-05	1.0025
2021-07-02	1.0017
2021-06-25	1.0118
2021-06-18	1.0013
2021-06-11	1.0056
2021-06-04	1.0065
2021-05-28	1.0098
2021-05-21	1.0042
2021-05-14	1.0055
2021-05-07	1.0058
2021-04-30	1.0071