| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/2 | 446,800 | +6.5% |
| 2024/2 | 419,400 | +6.3% |
| 2023/1 | 394,700 | +9.4% |
| 2022/1 | 360,700 | -1.0% |
| 2021/1 | 364,200 | +3.8% |
| 2020/2 | 350,900 | +6.2% |
| 2019/2 | 330,400 | +5.5% |
| 2018/2 | 313,163 | +3.5% |
| 2017/1 | 302,515 | +10.1% |
| 2016/1 | 274,828 | +18.0% |
| 2015/1 | 232,959 | +13.0% |
| 2014/2 | 206,111 | +11.1% |
| 2013/2 | 185,491 | +16.0% |
| 2012/1 | 159,892 | -0.5% |
| 2011/1 | 160,693 | - |