日期	单位净值
2021-04-20	1.2998
2021-04-16	1.2979
2021-04-09	1.3020
2021-04-02	1.3052
2021-03-26	1.2946
2021-03-19	1.2916
2021-03-12	1.2957
2021-03-05	1.2930
2021-02-26	1.2843
2021-02-19	1.3003
2021-02-10	1.2768
2021-02-05	1.2690
2021-01-29	1.2702
2021-01-22	1.2917
2021-01-20	1.2927
2021-01-15	1.2792