日期	单位净值
2021-05-14	1.0465
2021-05-07	1.0442
2021-04-30	1.0433
2021-04-23	1.0422
2021-04-16	1.0399
2021-04-09	1.0380
2021-04-02	1.0369
2021-03-26	1.0357
2021-03-19	1.0342
2021-03-12	1.0287
2021-03-05	1.0278
2021-02-26	1.0263
2021-02-19	1.0251
2021-02-10	1.0237
2021-02-05	1.0226
2021-01-29	1.0214