日期	单位净值
2021-07-20	1.3046
2021-07-16	1.2998
2021-07-09	1.2941
2021-07-02	1.2982
2021-06-29	1.3034
2021-06-25	1.3094
2021-06-18	1.2956
2021-06-11	1.2949
2021-06-04	1.2911
2021-05-28	1.2952
2021-05-21	1.2856
2021-05-20	1.2847
2021-05-14	1.2858
2021-05-07	1.2850
2021-04-30	1.2872
2021-04-23	1.2916