| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 15,805 | +1.6% |
| 2023/12 | 15,550 | +1.3% |
| 2022/12 | 15,353 | +2.4% |
| 2021/12 | 14,996 | +19.9% |
| 2020/12 | 12,507 | +6.0% |
| 2019/12 | 11,795 | +10.9% |
| 2018/12 | 10,631 | 0.0% |
| 2017/12 | 10,626 | -4.7% |
| 2016/12 | 11,149 | +0.5% |
| 2015/12 | 11,097 | -5.0% |
| 2014/12 | 11,677 | -2.6% |
| 2013/12 | 11,990 | +2.8% |
| 2012/12 | 11,661 | +3.0% |
| 2011/12 | 11,321 | - |