| 评估日期 | 买入价 | 卖出价 |
| 2011.03.08 | 9.52555 | 9.338774 |
| 2011.03.07 | 9.460386 | 9.274888 |
| 2011.03.04 | 9.530842 | 9.343963 |
| 2011.03.03 | 9.576807 | 9.389027 |
| 2011.03.02 | 9.555467 | 9.368105 |
| 2011.03.01 | 9.430778 | 9.245861 |
| 2011.02.28 | 9.429961 | 9.24506 |
| 2011.02.25 | 9.415317 | 9.230703 |
| 2011.02.24 | 9.347472 | 9.164188 |
| 2011.02.23 | 9.504086 | 9.317731 |