| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 2,993 | +2.2% |
| 2024/12 | 2,928 | -0.9% |
| 2023/12 | 2,956 | +186.2% |
| 2022/12 | 1,033 | -9.6% |
| 2021/12 | 1,143 | -15.2% |
| 2020/12 | 1,348 | -19.1% |
| 2019/12 | 1,667 | +19.3% |
| 2018/12 | 1,397 | +90.1% |
| 2017/12 | 735 | -31.7% |
| 2016/12 | 1,076 | -2.1% |
| 2015/12 | 1,099 | -5.0% |
| 2014/12 | 1,158 | +134.3% |
| 2013/12 | 494 | +257.2% |
| 2012/12 | 138 | - |