| 评估日期 | 买入价 | 卖出价 |
| 2012.05.24 | 7.689403 | 7.53863 |
| 2012.05.23 | 7.615944 | 7.466612 |
| 2012.05.22 | 7.588112 | 7.439326 |
| 2012.05.21 | 7.636437 | 7.486703 |
| 2012.05.18 | 7.578219 | 7.429627 |
| 2012.05.17 | 7.663357 | 7.513095 |
| 2012.05.16 | 7.6053 | 7.456177 |
| 2012.05.15 | 7.642627 | 7.492771 |
| 2012.05.14 | 7.663646 | 7.513378 |
| 2012.05.11 | 7.654244 | 7.504161 |