日期	单位净值
2021-07-20	1.3088
2021-07-16	1.3040
2021-07-09	1.2992
2021-07-02	1.3024
2021-06-25	1.3146
2021-06-18	1.2963
2021-06-11	1.2965
2021-06-04	1.2928
2021-05-28	1.2969
2021-05-21	1.2863
2021-05-20	1.2863
2021-05-14	1.2874
2021-05-07	1.2866
2021-04-30	1.2888
2021-04-23	1.2929
2021-04-20	1.2979