日期	单位净值
2021-05-28	1.1239
2021-05-21	1.1052
2021-05-14	1.1056
2021-05-07	1.1185
2021-04-30	1.1353
2021-04-23	1.1342
2021-04-16	1.1064
2021-04-09	1.0988
2021-04-02	1.1141
2021-03-26	1.1080
2021-03-19	1.1115
2021-03-12	1.1238
2021-03-05	1.1493
2021-02-26	1.1593
2021-02-19	1.2108
2021-02-10	1.1815