日期	单位净值
2021-06-18	1.0011
2021-06-11	1.0053
2021-06-04	1.0067
2021-05-28	1.0099
2021-05-21	1.0044
2021-05-14	1.0057
2021-05-07	1.0060
2021-04-30	1.0073
2021-04-23	1.0096
2021-04-16	1.0109
2021-04-09	1.0112
2021-04-02	1.0135
2021-03-26	1.0079
2021-03-19	1.0072
2021-03-12	1.0095
2021-03-05	1.0057