日期	单位净值
2021-08-18	1.0280
2021-08-11	1.0394
2021-08-04	1.0252
2021-07-28	0.9983
2021-07-21	1.0327
2021-07-14	1.0216
2021-07-07	1.0200
2021-06-30	1.0226
2021-06-23	1.0175
2021-06-16	1.0060
2021-06-09	1.0142
2021-06-02	1.0173
2021-05-26	1.0136
2021-05-19	1.0083
2021-05-12	1.0036
2021-04-30	1.0082