| 评估日期 | 买入价 | 卖出价 |
| 2012.01.16 | 7.267961 | 7.125452 |
| 2012.01.13 | 7.305935 | 7.162682 |
| 2012.01.12 | 7.322501 | 7.178923 |
| 2012.01.11 | 7.131545 | 6.99171 |
| 2012.01.10 | 6.93322 | 6.797274 |
| 2012.01.09 | 6.882232 | 6.747286 |
| 2012.01.06 | 6.994031 | 6.856893 |
| 2012.01.05 | 7.11119 | 6.971755 |
| 2012.01.04 | 7.009241 | 6.871805 |
| 2011.12.30 | 7.02595 | 6.888186 |