Years Ended December 31, | |||||||||||||||||||
2015 | 2014 | 2013 | 2012 | 2011 | |||||||||||||||
Earnings: | |||||||||||||||||||
Income before income tax expense | $ | 70,307 | $ | 84,710 | $ | 67,723 | $ | 70,279 | $ | 60,878 | |||||||||
Fixed charges interest expense | 29,467 | 28,765 | 31,179 | 32,354 | 32,455 | ||||||||||||||
Capitalized interest | (1,915 | ) | (1,535 | ) | (2,038 | ) | (3,401 | ) | (2,741 | ) | |||||||||
Total | 97,859 | 111,940 | 96,864 | 99,232 | 90,592 | ||||||||||||||
Fixed Charges: | |||||||||||||||||||
Interest expensed & capitalized, & amortization of capitalized expense related to indebtedness | 29,185 | 28,483 | 30,897 | 32,072 | 32,455 | ||||||||||||||
Estimated interest component of rent expense | $ | 282 | $ | 282 | $ | 282 | $ | 282 | $ | 474 | |||||||||
Total | 29,467 | 28,765 | 31,179 | 32,354 | 32,929 | ||||||||||||||
Ratio of earnings to fixed charges | 3.32 | 3.89 | 3.11 | 3.07 | 2.75 |