日期	单位净值
2021-07-30	1.2813
2021-07-23	1.3090
2021-07-20	1.3052
2021-07-16	1.2994
2021-07-09	1.2947
2021-07-02	1.2978
2021-06-25	1.3108
2021-06-18	1.2962
2021-06-11	1.2964
2021-06-04	1.2927
2021-05-28	1.2968
2021-05-21	1.2862
2021-05-20	1.2853
2021-05-14	1.2874
2021-05-07	1.2866
2021-04-30	1.2888