| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 81,434 | +1.3% |
| 2023/12 | 80,417 | +7.1% |
| 2022/12 | 75,054 | -8.3% |
| 2021/12 | 81,874 | -2.7% |
| 2020/12 | 84,115 | +5.9% |
| 2019/12 | 79,466 | +11.1% |
| 2018/12 | 71,495 | -13.2% |
| 2017/12 | 82,341 | +8.5% |
| 2016/12 | 75,898 | -7.4% |
| 2015/12 | 81,997 | +83.2% |
| 2014/12 | 44,747 | -5.1% |
| 2013/12 | 47,152 | -7.5% |
| 2012/12 | 50,985 | +3.5% |
| 2011/12 | 49,281 | - |