| 26-Jan-10 | Officer | EKSTROM JACK R | Acquisition (Non Open Market) at $68.62 per share. | D | 510 |
| 11-Jan-10 | Director | ARTUS D SHERWIN | Automatic Sale at $77.51 - $77.57 per share. | D | 5002 |
| 1-Jan-10 | Officer | EKSTROM JACK R | Statement of Ownership | D | 1,238 |
| 28-Dec-09 | Director | ARTUS D SHERWIN | Automatic Sale at $75.38 - $75.44 per share. | D | 5002 |
| 23-Dec-09 | Director | ARTUS D SHERWIN | Automatic Sale at $72.63 per share. | D | 500 |
| 22-Dec-09 | Director | ARTUS D SHERWIN | Disposition (Non Open Market) at $72.08 per share. | D | 100 |
| 18-Dec-09 | Officer | JENSEN BRENT P | Automatic Sale at $70 per share. | D | 1,123 |
| 18-Dec-09 | Director | ARTUS D SHERWIN | Automatic Sale at $70 per share. | D | 500 |
| 17-Dec-09 | Director | HUBBARD GRAYDON D | Disposition (Non Open Market) at $66.88 per share. | D | 100 |
| 4-Dec-09 | Director | ARTUS D SHERWIN | Automatic Sale at $67.50 per share. | D | 500 |
| 1-Dec-09 | Director | ARTUS D SHERWIN | Automatic Sale at $65 per share. | D | 1,000 |
| 23-Nov-09 | Director | ARTUS D SHERWIN | Disposition (Non Open Market) at $61.32 per share. | D | 200 |
| 20-Nov-09 | Director | ARTUS D SHERWIN | Disposition (Non Open Market) at $59.99 per share. | D | 300 |
| 16-Nov-09 | Officer | JENSEN BRENT P | Automatic Sale at $63 - $64 per share. | D | 2,2852 |
| 10-Nov-09 | Officer | DEBOER BRUCE R | Sale at $62.90 per share. | D | 4,033 |