| （単位：百万ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 1,397 | +16.5% |
| 2024/12 | 1,199 | -3.8% |
| 2023/12 | 1,247 | -6.0% |
| 2022/12 | 1,327 | +5.2% |
| 2021/12 | 1,261 | -18.6% |
| 2020/12 | 1,550 | -0.3% |
| 2019/12 | 1,555 | -5.7% |
| 2018/12 | 1,649 | -11.3% |
| 2017/12 | 1,859 | -22.0% |
| 2016/12 | 2,382 | -15.0% |
| 2015/12 | 2,801 | -4.6% |
| 2014/12 | 2,936 | +2.5% |
| 2013/12 | 2,864 | +20.3% |
| 2012/12 | 2,381 | -12.2% |
| 2011/12 | 2,713 | - |