日期	单位净值
2021-07-23	1.0497
2021-07-16	1.0498
2021-07-09	1.0463
2021-07-02	1.0447
2021-06-25	1.0430
2021-06-18	1.0420
2021-06-11	1.0414
2021-06-04	1.0406
2021-05-28	1.0394
2021-05-21	1.0381
2021-05-14	1.0368
2021-05-07	1.0342
2021-04-30	1.0330
2021-04-23	1.0321
2021-04-16	1.0307
2021-04-09	1.0287