The components of income tax expense for the years ended December 31 included in the Consolidated Statements of Income were as follows:
| (Millions) | 2013 | 2012 | 2011 | |||||||||
| Current income tax expense: | ||||||||||||
| U.S. federal | $ | 1,730 | $ | 982 | $ | 958 | ||||||
| U.S. state and local | 288 | 189 | 156 | |||||||||
| Non-U.S. | 514 | 445 | 434 | |||||||||
| Total current income tax expense | 2,532 | 1,616 | 1,548 | |||||||||
| Deferred income tax expense (benefit): | ||||||||||||
| U.S. federal | 113 | 359 | 464 | |||||||||
| U.S. state and local | 4 | 39 | 68 | |||||||||
| Non-U.S. | (120) | (45) | (23) | |||||||||
| Total deferred income tax expense | (3) | 353 | 509 | |||||||||
| Total income tax expense on | ||||||||||||
| continuing operations | $ | 2,529 | $ | 1,969 | $ | 2,057 | ||||||
| Income tax benefit from | ||||||||||||
| discontinued operations | $ | ― | $ | ― | $ | (36) | ||||||