日期	单位净值
2021-05-14	1.4633
2021-05-07	1.4645
2021-04-30	1.4615
2021-04-23	1.4788
2021-04-20	1.4843
2021-04-16	1.4851
2021-04-09	1.4888
2021-04-02	1.4982
2021-03-26	1.4965
2021-03-19	1.4953
2021-03-12	1.5025
2021-03-05	1.5009
2021-02-26	1.5089
2021-02-19	1.5454
2021-02-10	1.5343
2021-02-05	1.5085