日期	单位净值
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
2021-05-07	1.0472
2021-04-30	1.0482
2021-04-23	1.0514
2021-04-20	1.0554
2021-04-16	1.0540