| 评估日期 | 买入价 | 卖出价 |
| 2011.01.20 | 8.95357 | 8.77801 |
| 2011.01.19 | 8.953692 | 8.77813 |
| 2011.01.18 | 9.168545 | 8.98877 |
| 2011.01.17 | 9.293907 | 9.111674 |
| 2011.01.14 | 9.285206 | 9.103143 |
| 2011.01.13 | 9.266683 | 9.084983 |
| 2011.01.12 | 9.322335 | 9.139544 |
| 2011.01.11 | 9.382003 | 9.198042 |
| 2011.01.10 | 9.442423 | 9.257277 |
| 2011.01.07 | 9.505923 | 9.319532 |