日期	单位净值
2021-07-30	1.2799
2021-07-23	1.3022
2021-07-20	1.2993
2021-07-16	1.2936
2021-07-09	1.2890
2021-07-02	1.2921
2021-06-29	1.3011
2021-06-25	1.3060
2021-06-18	1.2926
2021-06-11	1.2928
2021-06-04	1.2884
2021-05-28	1.2922
2021-05-21	1.2833
2021-05-20	1.2823
2021-05-14	1.2835
2021-05-07	1.2827