日期	单位净值
2021-07-30	0.9849
2021-07-23	1.0068
2021-07-16	1.0022
2021-07-09	0.9967
2021-07-05	1.0018
2021-07-02	1.0009
2021-06-25	1.0111
2021-06-18	1.0016
2021-06-11	1.0049
2021-06-04	1.0062
2021-05-28	1.0095
2021-05-21	1.0039
2021-05-14	1.0052
2021-05-07	1.0055
2021-04-30	1.0069
2021-04-23	1.0092