| 评估日期 | 买入价 | 卖出价 |
| 2010.05.12 | 8.038241 | 7.880628 |
| 2010.05.11 | 8.094875 | 7.936152 |
| 2010.05.10 | 8.192802 | 8.032159 |
| 2010.05.07 | 8.357075 | 8.193211 |
| 2010.05.06 | 8.253629 | 8.091793 |
| 2010.05.05 | 8.301102 | 8.138335 |
| 2010.05.04 | 8.323637 | 8.160428 |
| 2010.04.30 | 8.442886 | 8.27734 |
| 2010.04.29 | 8.472467 | 8.30634 |
| 2010.04.28 | 8.566899 | 8.398921 |