日期	单位净值
2021-05-21	1.1272
2021-05-20	1.1293
2021-05-14	1.1196
2021-05-07	1.1296
2021-04-30	1.1294
2021-04-27	1.1355
2021-04-23	1.1395
2021-04-20	1.1366
2021-04-16	1.1200
2021-04-09	1.1251
2021-04-02	1.1214
2021-03-26	1.1107
2021-03-19	1.1336
2021-03-12	1.1319
2021-03-05	1.1459
2021-03-04	1.1479