| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 98,582 | +25.3% |
| 2023/12 | 78,698 | +26.3% |
| 2022/12 | 62,298 | +17.0% |
| 2021/12 | 53,256 | +17.8% |
| 2020/12 | 45,203 | +441.9% |
| 2019/12 | 8,342 | -135.3% |
| 2018/12 | -23,604 | -0.1% |
| 2017/12 | -23,619 | -239.0% |
| 2016/12 | 16,995 | +65.5% |
| 2015/12 | 10,268 | +10.6% |
| 2014/12 | 9,282 | +0.4% |
| 2013/12 | 9,245 | -9.4% |
| 2012/12 | 10,207 | -6.8% |
| 2011/12 | 10,950 | - |