日期	单位净值
2021-07-23	2.8412
2021-07-20	2.7811
2021-07-16	2.7773
2021-07-09	2.7892
2021-07-02	2.7044
2021-06-25	2.7673
2021-06-18	2.6747
2021-06-11	2.7494
2021-06-04	2.6922
2021-05-28	2.6856
2021-05-21	2.6431
2021-05-20	2.6639
2021-05-14	2.6057
2021-05-07	2.5644
2021-04-30	2.6443
2021-04-23	2.5847