| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 284,957 | +0.3% |
| 2023/12 | 284,083 | +18.7% |
| 2022/12 | 239,280 | -11.7% |
| 2021/12 | 271,131 | +0.4% |
| 2020/12 | 270,147 | -6.5% |
| 2019/12 | 289,025 | +1.0% |
| 2018/12 | 286,235 | +3.4% |
| 2017/12 | 276,861 | -3.8% |
| 2016/12 | 287,831 | +11.7% |
| 2015/12 | 257,783 | +39.0% |
| 2014/12 | 185,391 | +21.2% |
| 2013/12 | 153,026 | +8.2% |
| 2012/12 | 141,456 | +24.9% |
| 2011/12 | 113,265 | - |