| Date | Price/lb. | Rolling Average |
|---|---|---|
| 5/1/2009 | $2.1015 | |
| 5/4/2009 | $2.1450 | $2.1233 |
| 5/5/2009 | $2.0845 | $2.1103 |
| 5/6/2009 | $2.1885 | $2.1299 |
| 5/7/2009 | $2.1655 | $2.1370 |
| 5/8/2009 | $2.1470 | $2.1387 |
| 5/11/2009 | $2.0935 | $2.1322 |
| 5/12/2009 | $2.0900 | $2.1269 |
| 5/13/2009 | $2.0370 | $2.1169 |
| 5/14/2009 | $2.0350 | $2.1088 |
| 5/15/2009 | $2.0280 | $2.1014 |
| 5/18/2009 | $2.0755 | $2.0993 |
| 5/19/2009 | $2.0695 | $2.0970 |
| 5/20/2009 | $2.1085 | $2.0978 |
| 5/21/2009 | $2.0540 | $2.0949 |
| 5/22/2009 | $2.1025 | $2.0953 |
| 5/26/2009 | $2.1475 | $2.0984 |
| 5/27/2009 | $2.1165 | $2.0994 |
| 5/28/2009 | $2.1355 | $2.1013 |
| 5/29/2009 | $2.1975 | $2.1061 |