| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 16,457 | +23.6% |
| 2023/12 | 13,312 | -10.4% |
| 2022/12 | 14,863 | -11.8% |
| 2021/12 | 16,861 | +2.7% |
| 2020/12 | 16,423 | -0.3% |
| 2019/12 | 16,471 | -9.5% |
| 2018/12 | 18,207 | -12.1% |
| 2017/12 | 20,718 | -4.9% |
| 2016/12 | 21,778 | -5.4% |
| 2015/12 | 23,009 | +16.5% |
| 2014/12 | 19,746 | +59.5% |
| 2013/12 | 12,382 | +36.5% |
| 2012/12 | 9,072 | +4.7% |
| 2011/12 | 8,667 | - |