日期	单位净值
2021-07-30	1.6927
2021-07-23	1.7694
2021-07-20	1.7993
2021-07-16	1.7780
2021-07-09	1.7898
2021-07-02	1.8238
2021-06-25	1.8561
2021-06-18	1.8082
2021-06-11	1.8749
2021-06-04	1.8683
2021-05-28	1.8967
2021-05-21	1.8523
2021-05-20	1.8737
2021-05-14	1.8216
2021-05-07	1.7266
2021-04-30	1.7995