| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 17,808 | +22.6% |
| 2023/12 | 14,527 | +33.6% |
| 2022/12 | 10,874 | -4.3% |
| 2021/12 | 11,358 | -14.8% |
| 2020/12 | 13,332 | -20.2% |
| 2019/12 | 16,699 | +351.2% |
| 2018/12 | 3,701 | -70.6% |
| 2017/12 | 12,572 | -26.9% |
| 2016/12 | 17,195 | -18.9% |
| 2015/12 | 21,214 | -16.1% |
| 2014/12 | 25,295 | -4.2% |
| 2013/12 | 26,399 | +7.7% |
| 2012/12 | 24,519 | +32.3% |
| 2011/12 | 18,526 | - |