| 评估日期 | 买入价 | 卖出价 |
| 2012.07.25 | 7.132176 | 6.99233 |
| 2012.07.24 | 7.144965 | 7.004868 |
| 2012.07.23 | 7.187919 | 7.046979 |
| 2012.07.20 | 7.174356 | 7.033682 |
| 2012.07.19 | 7.101939 | 6.962685 |
| 2012.07.18 | 7.077191 | 6.938423 |
| 2012.07.17 | 7.194239 | 7.053176 |
| 2012.07.16 | 7.243416 | 7.101389 |
| 2012.07.13 | 7.175835 | 7.035132 |
| 2012.07.12 | 7.158384 | 7.018024 |