Exhibit 12.01
SOUTHWEST GAS CORPORATION
COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES
(Thousands of dollars)
For the Year Ended December 31, | |||||||||||||||
2006 | 2005 | 2004 | 2003 | 2002 | |||||||||||
Continuing operations | |||||||||||||||
1. Fixed charges: | |||||||||||||||
A) Interest expense | $ | 92,878 | $ | 87,687 | $ | 84,138 | $ | 78,724 | $ | 79,586 | |||||
B) Amortization | 3,467 | 3,700 | 3,059 | 2,752 | 2,278 | ||||||||||
C) Interest portion of rentals | 6,412 | 6,333 | 6,779 | 6,665 | 8,846 | ||||||||||
D) Preferred securities distributions | — | — | — | 4,015 | 5,475 | ||||||||||
Total fixed charges | $ | 102,757 | $ | 97,720 | $ | 93,976 | $ | 92,156 | $ | 96,185 | |||||
2. Earnings (as defined): | |||||||||||||||
E) Pretax income from continuing operations | $ | 128,357 | $ | 68,435 | $ | 87,012 | $ | 55,384 | $ | 65,382 | |||||
Fixed Charges (1. above) | 102,757 | 97,720 | 93,976 | 92,156 | 96,185 | ||||||||||
Total earnings as defined | $ | 231,114 | $ | 166,155 | $ | 180,988 | $ | 147,540 | $ | 161,567 | |||||
3. Ratio of earnings to fixed charges | 2.25 | 1.70 | 1.93 | 1.60 | 1.68 | ||||||||||