日期	单位净值
2021-04-23	1.0148
2021-04-16	1.0130
2021-04-09	1.0141
2021-04-02	1.0142
2021-03-26	1.0125
2021-03-19	1.0129
2021-03-12	1.0138
2021-03-05	1.0138
2021-02-26	1.0144
2021-02-19	1.0149
2021-02-10	1.0134
2021-02-05	1.0107
2021-01-29	1.0094
2021-01-22	1.0088
2021-01-15	1.0082
2021-01-08	1.0077