| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 90,985 | -19.4% |
| 2023/12 | 112,949 | +67.2% |
| 2022/12 | 67,553 | +320.0% |
| 2021/12 | 16,084 | -3.3% |
| 2020/12 | 16,627 | -6.4% |
| 2019/12 | 17,771 | +11.8% |
| 2018/12 | 15,891 | +1.3% |
| 2017/12 | 15,692 | +8.9% |
| 2016/12 | 14,407 | +1.1% |
| 2015/12 | 14,245 | -4.0% |
| 2014/12 | 14,845 | +1.5% |
| 2013/12 | 14,628 | +3.9% |
| 2012/12 | 14,079 | +22.4% |
| 2011/12 | 11,499 | +9.0% |
| 2010/12 | 10,545 | - |