| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 14,242 | +12.1% |
| 2024/12 | 12,707 | -3.1% |
| 2023/12 | 13,107 | +19.4% |
| 2022/12 | 10,980 | +61.2% |
| 2021/12 | 6,812 | -6.3% |
| 2020/12 | 7,270 | +57.2% |
| 2019/12 | 4,624 | +4.3% |
| 2018/12 | 4,435 | +5.4% |
| 2017/12 | 4,209 | -22.1% |
| 2016/12 | 5,405 | -24.0% |
| 2015/12 | 7,115 | -11.6% |
| 2014/12 | 8,052 | -29.3% |
| 2013/12 | 11,382 | +1.6% |
| 2012/12 | 11,205 | - |