日期	单位净值
2021-08-06	1.0502
2021-07-30	1.0375
2021-07-23	1.0439
2021-07-16	1.0403
2021-07-09	1.0380
2021-07-02	1.0321
2021-06-25	1.0354
2021-06-18	1.0317
2021-06-11	1.0357
2021-06-04	1.0366
2021-05-28	1.0353
2021-05-21	1.0222
2021-05-14	1.0221
2021-05-07	1.0177
2021-04-30	1.0215
2021-04-23	1.0228