| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 175,399 | +22.1% |
| 2023/12 | 143,695 | +7.5% |
| 2022/12 | 133,630 | +17.8% |
| 2021/12 | 113,447 | -5.7% |
| 2020/12 | 120,284 | -19.0% |
| 2019/12 | 148,498 | -0.9% |
| 2018/12 | 149,854 | -3.7% |
| 2017/12 | 155,682 | -26.4% |
| 2016/12 | 211,609 | -46.3% |
| 2015/12 | 394,071 | -22.9% |
| 2014/12 | 511,102 | +13.2% |
| 2013/12 | 451,529 | +26.8% |
| 2012/12 | 356,232 | +8.3% |
| 2011/12 | 328,786 | - |