日期	单位净值
2022-05-13	2.7770
2022-05-06	2.7304
2022-04-29	2.7944
2022-04-22	2.5536
2022-04-20	2.5732
2022-04-15	2.6433
2022-04-08	2.5903
2022-04-01	2.6203
2022-03-25	2.5174
2022-03-18	2.6256
2022-03-11	2.5116
2022-03-04	2.7049
2022-02-25	2.7790
2022-02-18	2.8173
2022-02-11	2.8471
2022-01-28	2.7739