| 评估日期 | 买入价 | 卖出价 |
| 2011.01.06 | 9.470772 | 9.285071 |
| 2011.01.05 | 9.39451 | 9.210304 |
| 2011.01.04 | 9.310747 | 9.128183 |
| 2010.12.31 | 9.241741 | 9.06053 |
| 2010.12.30 | 9.138487 | 8.959301 |
| 2010.12.29 | 9.248711 | 9.067363 |
| 2010.12.28 | 9.512041 | 9.325531 |
| 2010.12.27 | 9.534627 | 9.347673 |
| 2010.12.24 | 9.59387 | 9.405755 |
| 2010.12.23 | 9.620788 | 9.432145 |