| Nine Months Ended September 30, | Year Ended December 31, | ||||||||||||||||||||||||||
| 2013 | 2012 | 2012 | 2011 | 2010 | 2009 | 2008 | |||||||||||||||||||||
| Earnings: | |||||||||||||||||||||||||||
Income before discontinued operations, equity in earnings and noncontrolling interests | $ | 99,570 | $ | 99,441 | $ | 179,137 | $ | 148,817 | $ | 123,405 | $ | 99,916 | $ | 74,684 | |||||||||||||
Fixed charges less capitalized interest and preferred dividends | 173,479 | 181,652 | 242,359 | 262,978 | 280,018 | 281,041 | 301,522 | ||||||||||||||||||||
| Distributed income of equity investees | 11,225 | 11,724 | 17,074 | 9,586 | 4,959 | 12,665 | 15,661 | ||||||||||||||||||||
Equity in losses of equity investees for which charges arise from guarantees | (26 | ) | — | — | — | (1,646 | ) | — | — | ||||||||||||||||||
Noncontrolling interest in earnings of subsidiaries that have not incurred fixed charges | (3,167 | ) | (2,214 | ) | (3,729 | ) | (4,158 | ) | (4,203 | ) | (4,901 | ) | (3,886 | ) | |||||||||||||
| Total earnings | $ | 281,081 | $ | 290,603 | $ | 434,841 | $ | 417,223 | $ | 402,533 | $ | 388,721 | $ | 387,981 | |||||||||||||
Combined fixed charges and preferred dividends (1): | |||||||||||||||||||||||||||
Interest expense (2) | $ | 173,479 | $ | 181,652 | $ | 242,359 | $ | 262,978 | $ | 280,018 | $ | 281,041 | $ | 301,522 | |||||||||||||
| Capitalized interest | 3,893 | 1,928 | 2,671 | 4,955 | 3,577 | 6,807 | 19,218 | ||||||||||||||||||||
Preferred dividends (3) | 48,306 | 47,268 | 68,197 | 63,020 | 53,289 | 42,555 | 42,082 | ||||||||||||||||||||
| Total combined fixed charges and preferred dividends | $ | 225,678 | $ | 230,848 | $ | 313,227 | $ | 330,953 | $ | 336,884 | $ | 330,403 | $ | 362,822 | |||||||||||||
| Ratio of earnings to combined fixed charges and preferred dividends | 1.25 | 1.26 | 1.39 | 1.26 | 1.19 | 1.18 | 1.07 | ||||||||||||||||||||
| (1) The interest portion of rental expense is not calculated because the rental expense of the Company is not significant. | |||||||||||||||||||||||||||
| (2) Interest expense includes amortization of capitalized debt expenses and amortization of premiums and discounts. | |||||||||||||||||||||||||||
| (3) Includes preferred distributions to the Company's partner in CW Joint Venture, LLC. | |||||||||||||||||||||||||||
