日期	单位净值
2021-07-20	1.3025
2021-07-16	1.2977
2021-07-09	1.2930
2021-07-02	1.2961
2021-06-29	1.3031
2021-06-25	1.3091
2021-06-18	1.2925
2021-06-11	1.2926
2021-06-04	1.2879
2021-05-28	1.2920
2021-05-21	1.2824
2021-05-20	1.2815
2021-05-14	1.2836
2021-05-07	1.2828
2021-04-30	1.2840
2021-04-23	1.2881