日期	单位净值
2021-08-06	1.7617
2021-07-30	1.7620
2021-07-23	1.7772
2021-07-20	1.7398
2021-07-16	1.7446
2021-07-09	1.7275
2021-07-02	1.6423
2021-06-30	1.6507
2021-06-25	1.6467
2021-06-18	1.6416
2021-06-11	1.6604
2021-06-04	1.6554
2021-05-31	1.6323
2021-05-28	1.6179
2021-05-21	1.6583
2021-05-14	1.7266