| 评估日期 | 买入价 | 卖出价 |
| 2011.10.19 | 7.923748 | 7.768381 |
| 2011.10.18 | 7.891098 | 7.736371 |
| 2011.10.17 | 7.907722 | 7.752668 |
| 2011.10.14 | 7.885453 | 7.730836 |
| 2011.10.13 | 7.694152 | 7.543286 |
| 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 |