| 评估日期 | 买入价 | 卖出价 |
| 2012.08.31 | 6.713529 | 6.581891 |
| 2012.08.30 | 6.764033 | 6.631405 |
| 2012.08.29 | 6.735488 | 6.60342 |
| 2012.08.28 | 6.915957 | 6.78035 |
| 2012.08.27 | 6.981068 | 6.844185 |
| 2012.08.24 | 6.977526 | 6.840711 |
| 2012.08.23 | 6.995447 | 6.858282 |
| 2012.08.22 | 6.91719 | 6.781559 |
| 2012.08.21 | 6.930933 | 6.795033 |
| 2012.08.20 | 6.930781 | 6.794884 |