| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 33,552 | +5.5% |
| 2023/12 | 31,813 | +17.1% |
| 2022/12 | 27,157 | +25.3% |
| 2021/12 | 21,667 | -29.0% |
| 2020/12 | 30,537 | +33.5% |
| 2019/12 | 22,879 | +61.6% |
| 2018/12 | 14,157 | +31.1% |
| 2017/12 | 10,801 | +202.6% |
| 2016/12 | 3,569 | -10.7% |
| 2015/12 | 3,998 | +10.9% |
| 2014/12 | 3,604 | +15.2% |
| 2013/12 | 3,129 | +54.6% |
| 2012/12 | 2,024 | +47.2% |
| 2011/12 | 1,375 | - |