| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 71,591 | +11.3% |
| 2024/12 | 64,333 | +5.9% |
| 2023/12 | 60,773 | +7.9% |
| 2022/12 | 56,317 | +11.9% |
| 2021/12 | 50,317 | +26.8% |
| 2020/12 | 39,674 | +4.4% |
| 2019/12 | 38,020 | +0.4% |
| 2018/12 | 37,852 | -0.1% |
| 2017/12 | 37,877 | +7.4% |
| 2016/12 | 35,273 | +11.3% |
| 2015/12 | 31,684 | +5.9% |
| 2014/12 | 29,921 | -2.7% |
| 2013/12 | 30,764 | -3.0% |
| 2012/12 | 31,702 | -3.5% |
| 2011/12 | 32,866 | +12.6% |
| 2010/12 | 29,192 | - |