日期	单位净值
2021-07-23	1.0061
2021-07-16	1.0016
2021-07-09	0.9960
2021-07-05	1.0011
2021-07-02	1.0003
2021-06-25	1.0104
2021-06-18	0.9999
2021-06-11	1.0042
2021-06-04	1.0055
2021-05-28	1.0088
2021-05-21	1.0032
2021-05-14	1.0045
2021-05-07	1.0049
2021-04-30	1.0061
2021-04-23	1.0084
2021-04-16	1.0098