| Date | Price/lb. | Rolling Average |
|---|---|---|
| 4/1/2008 | $3.8260 | |
| 4/2/2008 | $3.8885 | $3.8573 |
| 4/3/2008 | $3.9240 | $3.8795 |
| 4/4/2008 | $3.9785 | $3.9043 |
| 4/7/2008 | $3.9945 | $3.9223 |
| 4/8/2008 | $3.9090 | $3.9201 |
| 4/9/2008 | $4.0280 | $3.9355 |
| 4/10/2008 | $3.9540 | $3.9378 |
| 4/11/2008 | $3.9745 | $3.9419 |
| 4/14/2008 | $3.9265 | $3.9404 |
| 4/15/2008 | $3.8910 | $3.9359 |
| 4/16/2008 | $3.9880 | $3.9402 |
| 4/17/2008 | $3.9420 | $3.9403 |
| 4/18/2008 | $3.9195 | $3.9389 |
| 4/21/2008 | $3.8980 | $3.9361 |
| 4/22/2008 | $4.0055 | $3.9405 |
| 4/23/2008 | $3.9470 | $3.9409 |
| 4/24/2008 | $3.8950 | $3.9383 |
| 4/25/2008 | $3.9595 | $3.9394 |
| 4/28/2008 | $3.9840 | $3.9417 |
| 4/29/2008 | $3.8995 | $3.9396 |
| 4/30/2008 | $3.9340 | $3.9394 |