| 评估日期 | 买入价 | 卖出价 |
| 2010.07.12 | 7.482406 | 7.335692 |
| 2010.07.09 | 7.492615 | 7.345701 |
| 2010.07.08 | 7.439243 | 7.293375 |
| 2010.07.07 | 7.332245 | 7.188476 |
| 2010.07.06 | 7.458535 | 7.312289 |
| 2010.07.05 | 7.469176 | 7.322722 |
| 2010.07.02 | 7.562809 | 7.414518 |
| 2010.07.01 | 7.613686 | 7.464398 |
| 2010.06.30 | 7.884609 | 7.730008 |
| 2010.06.29 | 7.913722 | 7.758551 |