| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 60,704 | +43.1% |
| 2023/12 | 42,434 | -0.7% |
| 2022/12 | 42,747 | -10.9% |
| 2021/12 | 47,991 | -12.2% |
| 2020/12 | 54,655 | +0.5% |
| 2019/12 | 54,376 | -5.6% |
| 2018/12 | 57,618 | -1.4% |
| 2017/12 | 58,444 | -2.2% |
| 2016/12 | 59,768 | -14.1% |
| 2015/12 | 69,618 | -21.5% |
| 2014/12 | 88,704 | +10.0% |
| 2013/12 | 80,622 | +49.0% |
| 2012/12 | 54,095 | +20.5% |
| 2011/12 | 44,908 | - |