| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 445 | -38.5% |
| 2024/12 | 723 | +15.1% |
| 2023/12 | 628 | +1.5% |
| 2022/12 | 619 | +56.7% |
| 2021/12 | 395 | +7.9% |
| 2020/12 | 366 | -59.2% |
| 2019/12 | 896 | -55.3% |
| 2018/12 | 2,004 | -6.8% |
| 2017/12 | 2,151 | +82.0% |
| 2016/12 | 1,182 | +8.1% |
| 2015/12 | 1,093 | +40.3% |
| 2014/12 | 779 | -52.2% |
| 2013/12 | 1,630 | +74.7% |
| 2012/12 | 933 | +9.1% |
| 2011/12 | 855 | - |