| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 285,446 | +6.5% |
| 2023/12 | 267,982 | -2.1% |
| 2022/12 | 273,759 | +4.7% |
| 2021/12 | 261,377 | -16.6% |
| 2020/12 | 313,387 | +1.4% |
| 2019/12 | 309,075 | +10.3% |
| 2018/12 | 280,225 | +4.2% |
| 2017/12 | 268,981 | -16.6% |
| 2016/12 | 322,509 | -3.4% |
| 2015/12 | 333,713 | +21.5% |
| 2014/12 | 274,566 | +3.6% |
| 2013/12 | 264,911 | +21.5% |
| 2012/12 | 218,122 | +36.0% |
| 2011/12 | 160,335 | +9.2% |
| 2010/12 | 146,881 | - |