| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 144,325 | +9.7% |
| 2024/12 | 131,590 | +9.8% |
| 2023/12 | 119,830 | +20.1% |
| 2022/12 | 99,769 | +5.9% |
| 2021/12 | 94,241 | +4.7% |
| 2020/12 | 90,036 | +4.5% |
| 2019/12 | 86,121 | +63.6% |
| 2018/12 | 52,642 | +14.5% |
| 2017/12 | 45,989 | +45.5% |
| 2016/12 | 31,617 | +58.7% |
| 2015/12 | 19,918 | +33.7% |
| 2014/12 | 14,897 | +149.0% |
| 2013/12 | 5,982 | - |
| 2011/12 | 39,088 | - |