| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 6,147 | +9.9% |
| 2024/12 | 5,591 | +24.7% |
| 2023/12 | 4,485 | +9.8% |
| 2022/12 | 4,085 | +29.6% |
| 2021/12 | 3,152 | +12.7% |
| 2020/12 | 2,798 | +13.6% |
| 2019/12 | 2,462 | +1.6% |
| 2018/12 | 2,423 | +5.1% |
| 2017/12 | 2,306 | +0.8% |
| 2016/12 | 2,288 | -4.1% |
| 2015/12 | 2,386 | -4.0% |
| 2014/12 | 2,485 | -11.1% |
| 2013/12 | 2,794 | -9.1% |
| 2012/12 | 3,074 | - |