日期	单位净值
2021-07-20	1.2995
2021-07-16	1.2947
2021-07-09	1.2890
2021-07-02	1.2931
2021-06-29	1.2990
2021-06-25	1.3050
2021-06-18	1.2909
2021-06-11	1.2901
2021-06-04	1.2863
2021-05-28	1.2905
2021-05-21	1.2808
2021-05-20	1.2799
2021-05-14	1.2810
2021-05-07	1.2802
2021-04-30	1.2824
2021-04-23	1.2865