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| Computation                  of Ratios                  of Earnings to Fixed Charges                            |                                                                    |                                      |    |                                             |   |   |                                                                     |    |
|-----------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------|-------------------------------------------|---------|--------------------------------------------------|--------|--------|--------------------------------------------------------------------------|---------|
|                                                                                                            | **FOR                    THE THREE****MONTHS                    ENDED** |                                      |    | **FOR                    THE NINE MONTHS ENDED** |   |   | **FOR                    THE TWELVE****MONTHS                    ENDED** |    |
| (THOUSANDS,                    EXCEPT RATIOS)                                                                   |                                                                    | **SEPTEMBER                    30, 2006** |    |                                             |   |   |
| Earnings                    from continuing operations                                                          | **$**                                                                   | **21,556**                                |    |                                             |   | **$**  | **52,476**                                                               |    |   |   | **$** | **59,440** |   |   |
| Income                    taxes                                                                                 |                                                                    | **11,428**                                |    |                                             |   |   | **26,287**                                                               |    |   |   |   | **35,483** |   |   |
| Earnings                    from continuing operations before income taxes                                      | **$**                                                                   | **32,984**                                |    |                                             |   | **$**  | **78,763**                                                               |    |   |   | **$** | **94,923** |   |   |
| Fixed                    charges:                                                                               |                                                                    |                                      |    |                                             |   |   |                                                                     |    |   |   |   |   |   |   |
| Interest,                    long-term debt                                                                     | **$**                                                                   | **8,184**                                 |    |                                             |   | **$**  | **25,022**                                                               |    |   |   | **$** | **31,832** |   |   |
| Interest,                    other (including interest on short-term debt)                                      |                                                                    | **628**                                   |    |                                             |   |   | **1,786**                                                                |    |   |   |   | **1,678** |   |   |
| Amortization                    of debt expense, premium, net                                                   |                                                                    | **332**                                   |    |                                             |   |   | **959**                                                                  |    |   |   |   | **1,379** |   |   |
| Portion                    of rentals representative of an interest factor                                      |                                                                    | **85**                                    |    |                                             |   |   | **252**                                                                  |    |   |   |   | **341** |   |   |
| Total                    fixed charges                                                                          | **$**                                                                   | **9,229**                                 |    |                                             |   | **$**  | **28,019**                                                               |    |   |   | **$** | **35,230** |   |   |
| Earnings                    from continuing operations before income taxes                                      | **$**                                                                   | **32,984**                                |    |                                             |   | **$**  | **78,763**                                                               |    |   |   | **$** | **94,923** |   |   |
| Plus:                    total fixed charges from above                                                         |                                                                    | **9,229**                                 |    |                                             |   |   | **28,019**                                                               |    |   |   |   | **35,230** |   |   |
| Earnings                    from continuing operations before income taxes and fixed                    charges | **$**                                                                   | **42,213**                                |    |                                             |   | **$**  | **106,782**                                                              |    |   |   | **$** | **130,153** |   |   |
| Ratio                    of earnings to fixed charges                                                      |                                                                    | **4.57**                                  | x  |                                             |   |   | **3.81**                                                                 | x  |   |   |   | **3.69** | x |   |

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