日期	单位净值
2021-07-16	4.9507
2021-07-09	4.9089
2021-07-02	4.6577
2021-06-25	4.6434
2021-06-18	4.5288
2021-06-11	4.5763
2021-06-04	4.5784
2021-05-28	4.5989
2021-05-21	4.5111
2021-05-20	4.5318
2021-05-14	4.4208
2021-05-07	4.3582
2021-04-30	4.4369
2021-04-23	4.3334
2021-04-20	4.2889
2021-04-16	4.2556