| 评估日期 | 买入价 | 卖出价 |
| 2011.10.12 | 7.708596 | 7.557447 |
| 2011.10.11 | 7.77184 | 7.619451 |
| 2011.10.10 | 7.787818 | 7.635116 |
| 2011.09.30 | 7.859351 | 7.705246 |
| 2011.09.29 | 7.903415 | 7.748446 |
| 2011.09.28 | 7.867315 | 7.713054 |
| 2011.09.27 | 8.003875 | 7.846936 |
| 2011.09.26 | 8.047418 | 7.889625 |
| 2011.09.23 | 8.230503 | 8.06912 |
| 2011.09.22 | 8.036265 | 7.878692 |