| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 403,312 | +11.5% |
| 2024/12 | 361,741 | +15.2% |
| 2023/12 | 314,124 | +3.4% |
| 2022/12 | 303,870 | +14.4% |
| 2021/12 | 265,540 | +13.0% |
| 2020/12 | 234,924 | +18.6% |
| 2019/12 | 198,095 | +22.4% |
| 2018/12 | 161,779 | +23.3% |
| 2017/12 | 131,159 | +3.6% |
| 2016/12 | 126,658 | +33.5% |
| 2015/12 | 94,881 | -1.6% |
| 2014/12 | 96,445 | -0.2% |
| 2013/12 | 96,636 | +18.9% |
| 2012/12 | 81,275 | -4.6% |
| 2011/12 | 85,230 | -9.0% |
| 2010/12 | 93,649 | - |