| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 68,455 | +2.9% |
| 2023/12 | 66,533 | +10.3% |
| 2022/12 | 60,296 | +14.0% |
| 2021/12 | 52,893 | +10.7% |
| 2020/12 | 47,770 | +82.7% |
| 2019/12 | 26,147 | +92.4% |
| 2018/12 | 13,592 | +44.2% |
| 2017/12 | 9,424 | +20.6% |
| 2016/12 | 7,813 | -11.5% |
| 2015/12 | 8,832 | -57.8% |
| 2014/12 | 20,919 | +10.9% |
| 2013/12 | 18,871 | +6.1% |
| 2012/12 | 17,786 | +22.5% |
| 2011/12 | 14,525 | - |