日期	单位净值
2021-08-13	1.0497
2021-08-06	1.0487
2021-07-30	1.0467
2021-07-23	1.0462
2021-07-16	1.0462
2021-07-09	1.0427
2021-07-02	1.0412
2021-06-25	1.0394
2021-06-18	1.0385
2021-06-11	1.0379
2021-06-04	1.0370
2021-05-28	1.0359
2021-05-21	1.0346
2021-05-14	1.0333
2021-05-07	1.0307
2021-04-30	1.0295