日期	单位净值
2021-08-13	1.0320
2021-08-06	1.0331
2021-07-30	1.0206
2021-07-23	1.0269
2021-07-16	1.0233
2021-07-09	1.0211
2021-07-02	1.0152
2021-06-25	1.0185
2021-06-18	1.0149
2021-06-11	1.0188
2021-06-04	1.0197
2021-05-28	1.0184
2021-05-21	1.0055
2021-05-14	1.0053
2021-05-07	1.0011
2021-04-30	1.0048