| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 35,239 | -3.5% |
| 2023/12 | 36,521 | -29.1% |
| 2022/12 | 51,534 | +0.9% |
| 2021/12 | 51,071 | +98.8% |
| 2020/12 | 25,691 | +39.9% |
| 2019/12 | 18,361 | +24.8% |
| 2018/12 | 14,718 | +25.6% |
| 2017/12 | 11,714 | +3.8% |
| 2016/12 | 11,290 | +329.8% |
| 2015/12 | 2,627 | -1.1% |
| 2014/12 | 2,657 | -0.2% |
| 2013/12 | 2,663 | -2.3% |
| 2012/12 | 2,727 | -2.3% |
| 2011/12 | 2,790 | - |