| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 43,992 | -18.7% |
| 2024/12 | 54,140 | -24.3% |
| 2023/12 | 71,516 | -11.4% |
| 2022/12 | 80,731 | -12.1% |
| 2021/12 | 91,792 | +20.0% |
| 2020/12 | 76,513 | +15.2% |
| 2019/12 | 66,401 | -16.0% |
| 2018/12 | 79,027 | +18.4% |
| 2017/12 | 66,738 | +149.9% |
| 2016/12 | 26,703 | -34.3% |
| 2015/12 | 40,641 | +695.8% |
| 2014/12 | 5,107 | +37.5% |
| 2013/12 | 3,715 | +5.2% |
| 2012/12 | 3,531 | +11.8% |
| 2011/12 | 3,159 | - |