| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 272,817 | -39.9% |
| 2024/12 | 453,749 | -26.4% |
| 2023/12 | 616,127 | +78.3% |
| 2022/12 | 345,577 | +3.5% |
| 2021/12 | 333,781 | +21.0% |
| 2020/12 | 275,953 | +76.2% |
| 2019/12 | 156,575 | +10.7% |
| 2018/12 | 141,492 | +7.2% |
| 2017/12 | 131,979 | +35.2% |
| 2016/12 | 97,601 | +35.9% |
| 2015/12 | 71,827 | +30.2% |
| 2014/12 | 55,162 | +42.1% |
| 2013/12 | 38,818 | +9.1% |
| 2012/12 | 35,593 | +0.3% |
| 2011/12 | 35,477 | - |