| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 80,800 | +11.0% |
| 2023/12 | 72,800 | +15.2% |
| 2022/12 | 63,200 | +10.1% |
| 2021/12 | 57,400 | +3.6% |
| 2020/12 | 55,400 | +98.6% |
| 2019/12 | 27,900 | +78.3% |
| 2018/12 | 15,646 | +12.9% |
| 2017/12 | 13,854 | +0.2% |
| 2016/12 | 13,833 | -12.7% |
| 2015/12 | 15,838 | +29.6% |
| 2014/12 | 12,223 | +3.5% |
| 2013/12 | 11,806 | +7.0% |
| 2012/12 | 11,030 | +29.7% |
| 2011/12 | 8,503 | - |