| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 56,501 | +4.5% |
| 2024/12 | 54,076 | +9.2% |
| 2023/12 | 49,513 | +5.7% |
| 2022/12 | 46,856 | +4.4% |
| 2021/12 | 44,866 | +2.5% |
| 2020/12 | 43,769 | +6.4% |
| 2019/12 | 41,145 | +6.4% |
| 2018/12 | 38,679 | -2.7% |
| 2017/12 | 39,732 | -2.9% |
| 2016/12 | 40,929 | -4.4% |
| 2015/12 | 42,803 | +1.2% |
| 2014/12 | 42,303 | +0.9% |
| 2013/12 | 41,944 | -3.5% |
| 2012/12 | 43,448 | -7.0% |
| 2011/12 | 46,743 | -4.5% |
| 2010/12 | 48,924 | - |