日期	单位净值
2021-07-23	1.0290
2021-07-16	1.0255
2021-07-09	1.0232
2021-07-02	1.0174
2021-06-25	1.0207
2021-06-18	1.0170
2021-06-11	1.0210
2021-06-04	1.0218
2021-05-28	1.0205
2021-05-21	1.0076
2021-05-14	1.0074
2021-05-07	1.0031
2021-04-30	1.0069
2021-04-23	1.0081
2021-04-16	1.0033
2021-04-09	1.0040