Six Months Ended June 30, | Years Ended December 31, | ||||||||||||||||||||||
(in millions) | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | |||||||||||||||||
Earnings as defined for fixed charges calculation | |||||||||||||||||||||||
Add: | |||||||||||||||||||||||
Pretax income from continuing operations(a) | $ | 1,394 | $ | 4,142 | $ | 3,668 | $ | 3,832 | $ | 3,636 | $ | 3,204 | |||||||||||
Fixed charges | 1,171 | 2,205 | 2,170 | 1,859 | 1,871 | 1,886 | |||||||||||||||||
Distributed income of equity investees | 56 | 16 | 30 | 104 | 136 | 109 | |||||||||||||||||
Deduct: | |||||||||||||||||||||||
Interest capitalized | 5 | 4 | 10 | 18 | 7 | 8 | |||||||||||||||||
Total earnings | $ | 2,616 | $ | 6,359 | $ | 5,858 | $ | 5,777 | $ | 5,636 | $ | 5,191 | |||||||||||
Fixed charges: | |||||||||||||||||||||||
Interest on debt, including capitalized portions | $ | 1,122 | $ | 2,104 | $ | 2,066 | $ | 1,733 | $ | 1,733 | $ | 1,760 | |||||||||||
Estimate of interest within rental expense | 49 | 101 | 104 | 126 | 138 | 126 | |||||||||||||||||
Total fixed charges | $ | 1,171 | $ | 2,205 | $ | 2,170 | $ | 1,859 | $ | 1,871 | $ | 1,886 | |||||||||||
Ratio of earnings to fixed charges | 2.2 | 2.9 | 2.7 | 3.1 | 3.0 | 2.8 |