| Date | Price/lb. | Rolling Average |
|---|---|---|
| 1/3/2011 | $4.4515 | |
| 1/4/2011 | $4.3635 | $4.4075 |
| 1/5/2011 | $4.4015 | $4.4055 |
| 1/6/2011 | $4.3210 | $4.3844 |
| 1/7/2011 | $4.2725 | $4.3620 |
| 1/10/2011 | $4.2545 | $4.3441 |
| 1/11/2011 | $4.3390 | $4.3434 |
| 1/12/2011 | $4.4020 | $4.3507 |
| 1/13/2011 | $4.3670 | $4.3525 |
| 1/14/2011 | $4.4035 | $4.3576 |
| 1/18/2011 | $4.4185 | $4.3631 |
| 1/19/2011 | $4.3600 | $4.3629 |
| 1/20/2011 | $4.2625 | $4.3552 |
| 1/21/2011 | $4.3000 | $4.3512 |
| 1/24/2011 | $4.3415 | $4.3506 |
| 1/25/2011 | $4.2190 | $4.3423 |
| 1/26/2011 | $4.2605 | $4.3375 |
| 1/27/2011 | $4.3310 | $4.3372 |
| 1/28/2011 | $4.3655 | $4.3387 |
| 1/31/2011 | $4.4510 | $4.3443 |