| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/2 | 9,229 | +3.0% |
| 2024/1 | 8,956 | +1.4% |
| 2023/1 | 8,829 | +13.0% |
| 2022/1 | 7,814 | +10.1% |
| 2021/1 | 6,778 | -8.9% |
| 2020/2 | 7,100 | -4.6% |
| 2019/2 | 7,442 | - |
| 2018/1 | 6,647 | -16.9% |
| 2017/1 | 8,000 | +171.6% |
| 2016/1 | 2,946 | +13.4% |
| 2015/2 | 2,599 | +4.3% |
| 2014/2 | 2,491 | -2.9% |
| 2013/2 | 2,566 | -200.0% |
| 2012/1 | -2,566 | -190.1% |
| 2011/1 | 2,848 | - |