| （単位：百万ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 1,136 | +5.3% |
| 2024/12 | 1,079 | +8.1% |
| 2023/12 | 998 | +6.2% |
| 2022/12 | 940 | +4.0% |
| 2021/12 | 904 | -14.6% |
| 2020/12 | 1,058 | -34.9% |
| 2019/12 | 1,625 | +1.2% |
| 2018/12 | 1,606 | +3.2% |
| 2017/12 | 1,556 | +3.5% |
| 2016/12 | 1,503 | -18.1% |
| 2015/12 | 1,835 | -13.7% |
| 2014/12 | 2,126 | +11.9% |
| 2013/12 | 1,900 | +16.7% |
| 2012/12 | 1,628 | +19.8% |
| 2011/12 | 1,359 | - |