| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 251,099 | +100.9% |
| 2024/12 | 124,974 | +25.2% |
| 2023/12 | 99,822 | -10.6% |
| 2022/12 | 111,626 | -13.0% |
| 2021/12 | 128,315 | -2.3% |
| 2020/12 | 131,387 | -26.5% |
| 2019/12 | 178,876 | +39.2% |
| 2018/12 | 128,473 | -12.3% |
| 2017/12 | 146,549 | +19.0% |
| 2016/12 | 123,161 | -14.3% |
| 2015/12 | 143,751 | -11.5% |
| 2014/12 | 162,436 | -30.2% |
| 2013/12 | 232,879 | +6.4% |
| 2012/12 | 218,857 | -2.5% |
| 2011/12 | 224,500 | +58.5% |
| 2010/12 | 141,619 | - |