日期	单位净值
2021-04-23	1.0286
2021-04-16	1.0272
2021-04-09	1.0252
2021-04-02	1.0238
2021-03-26	1.0223
2021-03-19	1.0211
2021-03-12	1.0209
2021-03-05	1.0200
2021-02-26	1.0190
2021-02-19	1.0184
2021-02-10	1.0171
2021-02-05	1.0163
2021-01-29	1.0156
2021-01-22	1.0175
2021-01-15	1.0175
2021-01-08	1.0163