日期	单位净值
2021-04-23	1.0276
2021-04-20	1.0239
2021-04-16	1.0263
2021-04-09	1.0198
2021-04-02	1.0165
2021-03-26	1.0073
2021-03-19	1.0046
2021-03-12	1.0063
2021-03-05	1.0058
2021-02-26	1.0029
2021-02-20	1.0232
2021-02-19	1.0197
2021-02-10	1.0296
2021-02-05	1.0218
2021-01-29	1.0167
2021-01-22	1.0298