| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 337,842 | +6.4% |
| 2023/12 | 317,463 | +3.2% |
| 2022/12 | 307,538 | +6.0% |
| 2021/12 | 290,123 | +4.0% |
| 2020/12 | 279,051 | +2.5% |
| 2019/12 | 272,287 | -3.6% |
| 2018/12 | 282,580 | -28.3% |
| 2017/12 | 394,240 | +9.3% |
| 2016/12 | 360,739 | +10.3% |
| 2015/12 | 327,089 | +6.5% |
| 2014/12 | 307,188 | -27.1% |
| 2013/12 | 421,616 | +17.9% |
| 2012/12 | 357,585 | - |