| （単位：百万ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 20,132 | +16.5% |
| 2024/12 | 17,282 | -0.3% |
| 2023/12 | 17,326 | +6.2% |
| 2022/12 | 16,319 | -9.0% |
| 2021/12 | 17,925 | -8.1% |
| 2020/12 | 19,508 | -33.2% |
| 2019/12 | 29,218 | +50.5% |
| 2018/12 | 19,419 | +0.4% |
| 2017/12 | 19,349 | -0.6% |
| 2016/12 | 19,457 | -7.5% |
| 2015/12 | 21,037 | +25.3% |
| 2014/12 | 16,793 | +18.4% |
| 2013/12 | 14,186 | +5.8% |
| 2012/12 | 13,413 | +3.9% |
| 2011/12 | 12,911 | -1.2% |
| 2010/12 | 13,063 | - |