日期	单位净值
2021-07-30	1.0671
2021-07-23	1.0661
2021-07-16	1.0640
2021-07-09	1.0617
2021-07-02	1.0594
2021-06-25	1.0586
2021-06-18	1.0562
2021-06-11	1.0562
2021-06-04	1.0556
2021-05-28	1.0547
2021-05-21	1.0527
2021-05-14	1.0512
2021-05-07	1.0491
2021-04-30	1.0479
2021-04-23	1.0469
2021-04-16	1.0452