| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/4 | 40,998 | +14.7% |
| 2024/4 | 35,749 | -64.3% |
| 2023/4 | 99,999 | +64.4% |
| 2022/4 | 60,825 | +215.8% |
| 2021/4 | 19,262 | +94.8% |
| 2020/4 | 9,888 | +28.9% |
| 2019/4 | 7,669 | +28.2% |
| 2018/4 | 5,982 | -15.2% |
| 2017/4 | 7,054 | +16.1% |
| 2016/4 | 6,074 | -27.4% |
| 2015/4 | 8,366 | -8.6% |
| 2014/4 | 9,155 | -16.3% |
| 2013/4 | 10,937 | +21.9% |
| 2012/4 | 8,973 | - |