| Year Ended | Year Ended | Year Ended | Year Ended | Year Ended | Three Months Ended | Twelve Months Ended | |||||||||||||||||||||
| Dec 31, | Dec 31, | Dec 31, | Dec 31, | Dec 31, | March 31, | March 31, | |||||||||||||||||||||
(In thousands) | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2010 | ||||||||||||||||||||
| Earnings: | |||||||||||||||||||||||||||
Pre-tax income | $ | 182,280 | $ | 234,093 | $ | 234,862 | $ | 195,410 | $ | 290,390 | $ | 11,876 | $ | 301,847 | |||||||||||||
Add Fixed Charges | 52,380 | 66,974 | 61,064 | 85,151 | 103,953 | 25,871 | 103,904 | ||||||||||||||||||||
Subtotal | 234,660 | 301,067 | 295,926 | 280,561 | 394,343 | 37,747 | 405,751 | ||||||||||||||||||||
| Subtract: | |||||||||||||||||||||||||||
| Allowance for borrowed funds used during construction | 2,233 | 4,487 | 3,989 | 3,950 | 8,284 | 1,174 | 8,335 | ||||||||||||||||||||
Total Earnings | 232,427 | 296,580 | 291,937 | 276,611 | 386,059 | 36,573 | 397,416 | ||||||||||||||||||||
| Fixed Charges: | |||||||||||||||||||||||||||
Interest on long-term debt | 42,118 | 50,301 | 50,860 | 67,274 | 96,464 | 24,089 | 96,384 | ||||||||||||||||||||
| Interest on short-term debt and other interest charges | 7,314 | 14,300 | 8,047 | 15,774 | 5,434 | 1,283 | 5,488 | ||||||||||||||||||||
Calculated interest on leased property | 2,948 | 2,373 | 2,157 | 2,103 | 2,055 | 499 | 2,032 | ||||||||||||||||||||
Total Fixed Charges | $ | 52,380 | $ | 66,974 | $ | 61,064 | $ | 85,151 | $ | 103,953 | $ | 25,871 | $ | 103,904 | |||||||||||||
Ratio of Earnings to Fixed Charges | 4.44 | 4.43 | 4.78 | 3.25 | 3.71 | 1.41 | 3.82 | ||||||||||||||||||||
