日期	单位净值
2021-06-11	1.2786
2021-06-04	1.2788
2021-05-28	1.2791
2021-05-21	1.2794
2021-05-14	1.2797
2021-05-07	1.2799
2021-04-30	1.2802
2021-04-23	1.2805
2021-04-16	1.2807
2021-04-09	1.2810
2021-04-02	1.2813
2021-03-26	1.2816
2021-03-19	1.2818
2021-03-12	1.2821
2021-03-05	1.1755
2021-02-26	1.1756