日期	单位净值
2021-05-07	1.0448
2021-04-30	1.0438
2021-04-23	1.0428
2021-04-16	1.0405
2021-04-09	1.0386
2021-04-02	1.0375
2021-03-26	1.0363
2021-03-19	1.0348
2021-03-12	1.0293
2021-03-05	1.0284
2021-02-26	1.0269
2021-02-19	1.0256
2021-02-10	1.0242
2021-02-05	1.0232
2021-01-29	1.0220
2021-01-22	1.0240