Year ended December 31, (in millions) | U.S. defined benefit pension plans | Non-U.S. defined benefit pension plans | OPEB before Medicare Part D subsidy | Medicare Part D subsidy | ||||||||||||
2014 | $ | 703 | $ | 112 | $ | 86 | $ | 10 | ||||||||
2015 | 731 | 118 | 85 | 11 | ||||||||||||
2016 | 872 | 123 | 83 | 12 | ||||||||||||
2017 | 907 | 129 | 81 | 12 | ||||||||||||
2018 | 931 | 140 | 78 | 13 | ||||||||||||
Years 2019–2023 | 4,139 | 785 | 345 | 47 |