| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 1,245 | +3.8% |
| 2024/12 | 1,199 | -2.1% |
| 2023/12 | 1,225 | +0.5% |
| 2022/12 | 1,219 | +7.8% |
| 2021/12 | 1,131 | +3.5% |
| 2020/12 | 1,093 | -2.2% |
| 2019/12 | 1,118 | -11.6% |
| 2018/12 | 1,265 | +70.3% |
| 2017/12 | 743 | +183.6% |
| 2016/12 | 262 | -46.4% |
| 2015/12 | 489 | -78.2% |
| 2014/12 | 2,248 | -18.2% |
| 2013/12 | 2,748 | +20.6% |
| 2012/12 | 2,278 | +8.4% |
| 2011/12 | 2,101 | - |