日期	单位净值
2021-05-07	1.0446
2021-04-30	1.0437
2021-04-23	1.0426
2021-04-16	1.0403
2021-04-09	1.0384
2021-04-02	1.0374
2021-03-26	1.0361
2021-03-19	1.0346
2021-03-12	1.0291
2021-03-05	1.0282
2021-02-26	1.0267
2021-02-19	1.0255
2021-02-10	1.0241
2021-02-05	1.0230
2021-01-29	1.0218
2021-01-22	1.0238