日期	单位净值
2021-05-28	1.2965
2021-05-21	1.2869
2021-05-20	1.2859
2021-05-14	1.2871
2021-05-07	1.2863
2021-04-30	1.2884
2021-04-23	1.2925
2021-04-20	1.2976
2021-04-16	1.2948
2021-04-09	1.2999
2021-04-02	1.3030
2021-03-26	1.2914
2021-03-19	1.2897
2021-03-12	1.2938
2021-03-05	1.2911
2021-02-26	1.2824