| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 539,500 | +6.5% |
| 2023/12 | 506,600 | +9.9% |
| 2022/12 | 460,900 | +10.8% |
| 2021/12 | 416,000 | +6.3% |
| 2020/12 | 391,300 | +10.2% |
| 2019/12 | 355,000 | +10.4% |
| 2018/12 | 321,600 | +13.4% |
| 2017/12 | 283,500 | -12.1% |
| 2016/12 | 322,600 | +4.8% |
| 2015/12 | 307,900 | +9.4% |
| 2014/12 | 281,400 | -5.8% |
| 2013/12 | 298,600 | -20.3% |
| 2012/12 | 374,800 | - |