日期	单位净值
2021-08-13	1.2762
2021-08-06	1.2764
2021-07-30	1.2767
2021-07-23	1.2770
2021-07-16	1.2772
2021-07-09	1.2775
2021-07-02	1.2778
2021-06-25	1.2781
2021-06-18	1.2783
2021-06-11	1.2786
2021-06-04	1.2788
2021-05-28	1.2791
2021-05-21	1.2794
2021-05-14	1.2797
2021-05-07	1.2799
2021-04-30	1.2802