日期	单位净值
2021-08-20	2.6460
2021-08-13	2.6963
2021-08-06	2.7676
2021-07-30	2.6977
2021-07-23	2.6463
2021-07-20	2.5409
2021-07-16	2.5464
2021-07-09	2.4665
2021-07-02	2.3139
2021-06-25	2.2881
2021-06-18	2.1862
2021-06-11	2.1576
2021-06-04	2.1686
2021-05-28	2.1502
2021-05-21	2.0314
2021-05-20	2.0655