日期	单位净值
2021-07-30	1.0207
2021-07-23	1.0270
2021-07-16	1.0234
2021-07-09	1.0212
2021-07-02	1.0153
2021-06-25	1.0186
2021-06-18	1.0150
2021-06-11	1.0189
2021-06-04	1.0198
2021-05-28	1.0185
2021-05-21	1.0056
2021-05-14	1.0055
2021-05-07	1.0012
2021-04-30	1.0049
2021-04-23	1.0062
2021-04-16	1.0013