| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 557,000 | -10.0% |
| 2023/12 | 619,000 | +11.9% |
| 2022/12 | 553,000 | +13.1% |
| 2021/12 | 489,000 | +2.8% |
| 2020/12 | 475,800 | +6.4% |
| 2019/12 | 447,200 | +3.9% |
| 2018/12 | 430,600 | +30.4% |
| 2017/12 | 330,300 | +10.4% |
| 2016/12 | 299,300 | +6.7% |
| 2015/12 | 280,500 | +3.9% |
| 2014/12 | 270,000 | -2.7% |
| 2013/12 | 277,400 | +4.0% |
| 2012/12 | 266,800 | -4.2% |
| 2011/12 | 278,400 | - |