日期	单位净值
2021-05-28	1.2944
2021-05-21	1.2838
2021-05-20	1.2828
2021-05-14	1.2849
2021-05-07	1.2841
2021-04-30	1.2863
2021-04-23	1.2904
2021-04-20	1.2955
2021-04-16	1.2927
2021-04-09	1.2968
2021-04-02	1.2999
2021-03-26	1.2893
2021-03-19	1.2879
2021-03-12	1.2921
2021-03-05	1.2883
2021-02-26	1.2806