EX-12.1 2 mtz06301310-qex121.htm EXHIBIT
Exhibit 12.1
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(dollar amounts in thousands)

| For the Six Months Ended June 30,
| 2013 |  | 2012
Income from continuing operations before provision for income taxes | $ | 88,975 |  |  | $ | 70,610 |
Plus: Fixed charges | 55,201 |  |  | 51,582 |
Less: Undistributed earnings (losses) from equity method investees | — |  |  | — |
Total earnings | $ | 144,176 |  |  | $ | 122,192 |
Fixed charges: |  |  |
Interest expense | $ | 22,080 |  |  | $ | 18,639 |
Estimate of interest expense within rental expense | 33,121 |  |  | 32,943 |
Total fixed charges | $ | 55,201 |  |  | $ | 51,582 |
Ratio of earnings to fixed charges | 2.6 |  |  | 2.4 |