| 评估日期 | 买入价 | 卖出价 |
| 2011.07.19 | 8.969353 | 8.793484 |
| 2011.07.18 | 8.947669 | 8.772224 |
| 2011.07.15 | 8.930246 | 8.755143 |
| 2011.07.14 | 8.827611 | 8.65452 |
| 2011.07.13 | 8.903768 | 8.729184 |
| 2011.07.12 | 8.904179 | 8.729587 |
| 2011.07.11 | 8.920662 | 8.745747 |
| 2011.07.08 | 8.934218 | 8.759037 |
| 2011.07.07 | 8.940474 | 8.765171 |
| 2011.07.06 | 8.902059 | 8.727509 |