| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 710,778 | +9.3% |
| 2024/12 | 650,428 | +8.3% |
| 2023/12 | 600,668 | +3.1% |
| 2022/12 | 582,365 | +5.6% |
| 2021/12 | 551,629 | +12.3% |
| 2020/12 | 491,086 | +1.6% |
| 2019/12 | 483,255 | +43.2% |
| 2018/12 | 337,536 | +16.0% |
| 2017/12 | 290,874 | +6.6% |
| 2016/12 | 272,933 | +11.8% |
| 2015/12 | 244,163 | +33.3% |
| 2014/12 | 183,156 | +25.5% |
| 2013/12 | 145,916 | - |