| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 219,512 | -4.0% |
| 2023/12 | 228,774 | -2.7% |
| 2022/12 | 235,151 | +162.2% |
| 2021/12 | 89,698 | +4.7% |
| 2020/12 | 85,631 | +11.3% |
| 2019/12 | 76,916 | +2.9% |
| 2018/12 | 74,735 | +12.3% |
| 2017/12 | 66,569 | +249.4% |
| 2016/12 | 19,050 | +5.4% |
| 2015/12 | 18,073 | -7.1% |
| 2014/12 | 19,447 | -0.3% |
| 2013/12 | 19,506 | +2.7% |
| 2012/12 | 19,001 | +3.9% |
| 2011/12 | 18,294 | +5.5% |
| 2010/12 | 17,345 | - |