日期	单位净值
2021-05-28	1.2888
2021-05-21	1.2782
2021-05-20	1.2773
2021-05-14	1.2794
2021-05-07	1.2786
2021-04-30	1.2798
2021-04-23	1.2839
2021-04-20	1.2888
2021-04-16	1.2870
2021-04-09	1.2911
2021-04-02	1.2942
2021-03-26	1.2837
2021-03-19	1.2831
2021-03-12	1.2872
2021-03-05	1.2835
2021-02-26	1.2749