| 评估日期 | 买入价 | 卖出价 |
| 2010.02.23 | 8.163377 | 8.003311 |
| 2010.02.22 | 8.105879 | 7.94694 |
| 2010.02.12 | 8.10332 | 7.944432 |
| 2010.02.11 | 8.011298 | 7.854214 |
| 2010.02.10 | 7.98616 | 7.829568 |
| 2010.02.09 | 8.010803 | 7.853729 |
| 2010.02.08 | 8.105706 | 7.94677 |
| 2010.02.05 | 8.111061 | 7.95202 |
| 2010.02.04 | 8.049707 | 7.89187 |
| 2010.02.03 | 8.102148 | 7.943283 |