日期	单位净值
2021-07-16	1.3013
2021-07-09	1.2965
2021-07-02	1.2997
2021-06-29	1.3066
2021-06-25	1.3127
2021-06-18	1.2976
2021-06-11	1.2978
2021-06-04	1.2930
2021-05-28	1.2981
2021-05-21	1.2875
2021-05-20	1.2865
2021-05-14	1.2887
2021-05-07	1.2879
2021-04-30	1.2890
2021-04-23	1.2932
2021-04-20	1.2984