| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 599,000 | +21.7% |
| 2024/12 | 492,000 | +77.6% |
| 2023/12 | 277,000 | -1.8% |
| 2022/12 | 282,000 | -4.4% |
| 2021/12 | 295,000 | -38.3% |
| 2020/12 | 478,000 | +18.6% |
| 2019/12 | 403,000 | +41.9% |
| 2018/12 | 284,000 | -2.1% |
| 2017/12 | 290,000 | +72.6% |
| 2016/12 | 168,000 | - |
| 2013/12 | 127,000 | -12.4% |
| 2012/12 | 145,000 | -13.7% |
| 2011/12 | 168,000 | - |