日期	单位净值
2021-04-16	1.0426
2021-04-09	1.0410
2021-04-02	1.0398
2021-03-26	1.0386
2021-03-19	1.0371
2021-03-12	1.0328
2021-03-05	1.0314
2021-02-26	1.0299
2021-02-19	1.0282
2021-02-10	1.0266
2021-02-05	1.0258
2021-01-29	1.0255
2021-01-22	1.0275
2021-01-15	1.0272
2021-01-08	1.0255
2020-12-31	1.0234