| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 114,644 | +6.5% |
| 2024/12 | 107,648 | +4.3% |
| 2023/12 | 103,172 | -2.9% |
| 2022/12 | 106,208 | +14.1% |
| 2021/12 | 93,110 | +21.6% |
| 2020/12 | 76,596 | +1.6% |
| 2019/12 | 75,408 | -9.4% |
| 2018/4 | 83,276 | +47.3% |
| 2017/4 | 56,525 | +10.9% |
| 2016/4 | 50,978 | -29.3% |
| 2015/4 | 72,078 | -2.2% |
| 2014/4 | 73,723 | +9.1% |
| 2013/4 | 67,559 | +9.0% |
| 2012/4 | 61,954 | - |