日期	单位净值
2021-05-20	1.1291
2021-05-14	1.1194
2021-05-07	1.1295
2021-04-30	1.1297
2021-04-23	1.1398
2021-04-20	1.1369
2021-04-16	1.1203
2021-04-09	1.1254
2021-04-02	1.1217
2021-03-26	1.1110
2021-03-19	1.1339
2021-03-12	1.1321
2021-03-05	1.1458
2021-03-04	1.1478
2021-02-26	1.1331
2021-02-24	1.1548