| Date | Price/lb. | Rolling Average |
|---|---|---|
| 2/1/2008 | $3.2605 | |
| 2/4/2008 | $3.2880 | $3.2743 |
| 2/5/2008 | $3.2035 | $3.2507 |
| 2/6/2008 | $3.3075 | $3.2649 |
| 2/7/2008 | $3.4480 | $3.3015 |
| 2/8/2008 | $3.5345 | $3.3403 |
| 2/11/2008 | $3.5535 | $3.3708 |
| 2/12/2008 | $3.5550 | $3.3938 |
| 2/13/2008 | $3.5255 | $3.4084 |
| 2/14/2008 | $3.4880 | $3.4164 |
| 2/15/2008 | $3.5210 | $3.4259 |
| 2/19/2008 | $3.7250 | $3.4508 |
| 2/20/2008 | $3.7055 | $3.4704 |
| 2/21/2008 | $3.8105 | $3.4947 |
| 2/22/2008 | $3.7870 | $3.5142 |
| 2/25/2008 | $3.7115 | $3.5265 |
| 2/26/2008 | $3.7810 | $3.5415 |
| 2/27/2008 | $3.8400 | $3.5581 |
| 2/28/2008 | $3.8635 | $3.5742 |
| 2/29/2008 | $3.8520 | $3.5881 |