日期	单位净值
2021-08-13	1.0678
2021-08-06	1.0555
2021-07-30	1.0425
2021-07-23	1.0652
2021-07-20	1.0621
2021-07-16	1.0583
2021-07-09	1.0538
2021-07-02	1.0563
2021-06-25	1.0666
2021-06-18	1.0549
2021-06-11	1.0550
2021-06-04	1.0521
2021-05-28	1.0553
2021-05-21	1.0469
2021-05-20	1.0462
2021-05-14	1.0479