日期	单位净值
2021-08-06	1.0666
2021-07-30	1.0645
2021-07-23	1.0635
2021-07-16	1.0614
2021-07-09	1.0591
2021-07-02	1.0568
2021-06-25	1.0560
2021-06-18	1.0537
2021-06-11	1.0536
2021-06-04	1.0530
2021-05-28	1.0521
2021-05-21	1.0501
2021-05-14	1.0486
2021-05-07	1.0466
2021-04-30	1.0453
2021-04-23	1.0444