| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 25,407 | -1.9% |
| 2024/12 | 25,891 | +3.3% |
| 2023/12 | 25,068 | -1.6% |
| 2022/12 | 25,486 | +40.8% |
| 2021/12 | 18,107 | +13.3% |
| 2020/12 | 15,985 | +7.6% |
| 2019/12 | 14,857 | +28.3% |
| 2018/12 | 11,576 | +12.7% |
| 2017/12 | 10,274 | +5.4% |
| 2016/12 | 9,749 | +30.6% |
| 2015/12 | 7,466 | +2.7% |
| 2014/12 | 7,267 | +149.5% |
| 2013/12 | 2,913 | +62.0% |
| 2012/12 | 1,798 | -17.2% |
| 2011/12 | 2,171 | - |