|                                                     |   | Years      ended December 31, |   |
|----------------------------------------------------------|--------|-------------------------------|--------|
|                                                     |   | 2003                          |   |   | 2004 |   |   | 2005 |   |   | 2006 |   |   | 2007 |   |
|                                                     |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Fixed      charges:                                      |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Total      interest expense                              |   | $                             | 32.6   |   |   | $ | 36.7 |   |   | $ | 43.9 |   |   | $ | 63.3 |   |   | $ | 37.8 |   |
| Interest      component of rent expense(1)               |   |                          | 3.0    |   |   |   | 2.7 |   |   |   | 2.8 |   |   |   | 2.8 |   |   |   | 3.1 |   |
|                                                     |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Total      fixed charges                                 |   |                          | 35.6   |   |   |   | 39.4 |   |   |   | 46.7 |   |   |   | 66.1 |   |   |   | 40.9 |   |
|                                                     |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Adjustments:                                             |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Income      before income taxes                          |   |                          | 82.9   |   |   |   |  64.1 |   |   |   | 119.6 |   |   |   | 66.0 |   |   |   | 63.5 |   |
| Amortization      of capitalized interest                |   |                          | .5     |   |   |   | .5 |   |   |   | .4 |   |   |   | .3 |   |   |   | .4 |   |
|                                                     |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Total      adjustments                                   |   |                          | 83.4   |   |   |   | 64.6 |   |   |   | 120.0 |   |   |   | 66.3 |   |   |   | 63.9 |   |
|                                                     |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Total      earnings available for fixed charges          |   | $                             | 119.0  |   |   | $ | 104.0 |   |   | $ | 166.7 |   |   | $ | 132.4 |   |   | $ | 104.8 |   |
|                                                     |   |                          |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Ratio      of earnings to combined fixedcharges      (2) |   |                          | 3.3    |   |   |   | 2.6 |   |   |   | 3.6 |   |   |   | 2.0 |   |   |   | 2.6 |   |

| (1)   | The      interest expense component of rental expense is calculated as one-third of      the aggregate rent expense for each year, which is a reasonable      approximation of the interestfactor. |
|-----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| (2)   | Computed      as (y) total earnings available for fixed charges to (z) total fixed      charges. |
|-----------------|--------------------------------------------------------------------------------------------------|