日期	单位净值
2021-05-28	1.2960
2021-05-21	1.2864
2021-05-20	1.2854
2021-05-14	1.2865
2021-05-07	1.2857
2021-04-30	1.2879
2021-04-23	1.2920
2021-04-20	1.2970
2021-04-16	1.2942
2021-04-09	1.2983
2021-04-02	1.3024
2021-03-26	1.2908
2021-03-19	1.2901
2021-03-12	1.2942
2021-03-05	1.2914
2021-02-26	1.2827