| 评估日期 | 买入价 | 卖出价 |
| 2012.03.08 | 7.60715 | 7.45799 |
| 2012.03.07 | 7.688095 | 7.537348 |
| 2012.03.06 | 7.697453 | 7.546522 |
| 2012.03.05 | 7.607529 | 7.458362 |
| 2012.03.02 | 7.603521 | 7.454432 |
| 2012.03.01 | 7.673411 | 7.522952 |
| 2012.02.29 | 7.733322 | 7.581689 |
| 2012.02.28 | 7.652834 | 7.502778 |
| 2012.02.27 | 7.583392 | 7.434698 |
| 2012.02.24 | 7.544101 | 7.396178 |