| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 143,800 | -2.7% |
| 2023/12 | 147,800 | +14.4% |
| 2022/12 | 129,200 | +39.4% |
| 2021/12 | 92,700 | +28.4% |
| 2020/12 | 72,200 | +25.1% |
| 2019/12 | 57,700 | -6.3% |
| 2018/12 | 61,600 | +3.5% |
| 2017/12 | 59,500 | +33.7% |
| 2016/12 | 44,500 | +8.5% |
| 2015/12 | 41,000 | -9.1% |
| 2014/12 | 45,100 | +20.9% |
| 2013/12 | 37,300 | -5.3% |
| 2012/12 | 39,400 | -9.6% |
| 2011/12 | 43,600 | - |