日期	单位净值
2021-05-14	1.2858
2021-05-07	1.2850
2021-04-30	1.2872
2021-04-23	1.2916
2021-04-20	1.2965
2021-04-16	1.2937
2021-04-09	1.2978
2021-04-02	1.3009
2021-03-26	1.2903
2021-03-19	1.2877
2021-03-12	1.2919
2021-03-05	1.2881
2021-02-26	1.2804
2021-02-19	1.2964
2021-02-10	1.2730
2021-02-05	1.2643