日期	单位净值
2021-07-23	1.0072
2021-07-16	1.0026
2021-07-09	0.9971
2021-07-05	1.0022
2021-07-02	1.0013
2021-06-25	1.0115
2021-06-18	1.0019
2021-06-11	1.0052
2021-06-04	1.0066
2021-05-28	1.0099
2021-05-21	1.0043
2021-05-14	1.0056
2021-05-07	1.0059
2021-04-30	1.0072
2021-04-23	1.0095
2021-04-16	1.0109