日期	单位净值
2021-07-30	1.0403
2021-07-23	1.0393
2021-07-16	1.0373
2021-07-09	1.0350
2021-07-02	1.0328
2021-06-25	1.0320
2021-06-18	1.0297
2021-06-11	1.0297
2021-06-04	1.0291
2021-05-28	1.0282
2021-05-21	1.0263
2021-05-14	1.0248
2021-05-07	1.0228
2021-04-30	1.0216
2021-04-23	1.0207
2021-04-16	1.0190