| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date | CASCADE INVESTMENT LLC Beneficial Owner (10% or more) | Sale 9-Jun-08 | 1,375,224 9-Jun-08 | HANSEN JOSEPH W Officer | Sale 15-Dec-08 | 56,793 15-Dec-08 | JONES WILLIAM L Director | Sale 16-Dec-09 | 1,105,500 16-Dec-09 | KANDRIS MICHAEL D Director | Acquisition (Non Open Market) 12-Jun-08 | 25,300 12-Jun-08 | KIETA DOUGLAS L Director | Acquisition (Non Open Market) 12-Jun-08 | 59,900 12-Jun-08 | KOEHLER NEIL M Officer | Disposition (Non Open Market) 18-Sep-09 | 2,492,413 18-Sep-09 | LAYNE LARRY D Director | Acquisition (Non Open Market) 12-Jun-08 | 75,500 12-Jun-08 | LYLES UNITED, LLC Beneficial Owner (10% or more) | Ownership Statement 27-Mar-08 | 6,000 27-Mar-08 | MCGREGOR BRYON T Officer | Ownership Statement 21-Apr-09 | 5,000 21-Apr-09 | MILLER JOHN T Officer | Disposition (Non Open Market) 1-Apr-09 | 83,061 1-Apr-09 | PRINCE JOHN L Director | Sale 14-Sep-09 | 54,700 14-Sep-09 | STONE TERRY L Director | Sale 12-Dec-08 | 63,900 12-Dec-08 | WRIGHT CHRISTOPHER W Officer | Sale 12-Nov-09 | 39,872 12-Nov-09 |
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