EX-12.1 2 mtz03311310-qex121.htm EXHIBIT
Exhibit 12.1
STATEMENT REGARDING COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(dollar amounts in thousands)

| For the Three Months Ended March 31,
| 2013 |  | 2012
Earnings: |  |  |
Income from continuing operations before provision for income taxes | $ | 31,668 |  |  | $ | 19,499 |
Add: |  |  |
Fixed charges | 26,414 |  |  | 21,867 |
Less undistributed earnings (losses) from equity method investees | — |  |  | — |
Total earnings | $ | 58,082 |  |  | $ | 41,366 |
Fixed charges: |  |  |
Interest expense | $ | 10,146 |  |  | $ | 9,054 |
Estimate of interest expense within rental expense | 16,268 |  |  | 12,813 |
Total fixed charges | $ | 26,414 |  |  | $ | 21,867 |
Ratio of earnings to fixed charges | 2.2 |  |  | 1.9 |