日期	单位净值
2021-05-07	1.0407
2021-04-30	1.0395
2021-04-23	1.0386
2021-04-16	1.0368
2021-04-09	1.0352
2021-04-02	1.0341
2021-03-26	1.0328
2021-03-19	1.0313
2021-03-12	1.0270
2021-03-05	1.0257
2021-02-26	1.0241
2021-02-19	1.0225
2021-02-10	1.0209
2021-02-05	1.0201
2021-01-29	1.0198
2021-01-22	1.0218