| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 81,000 | +3.8% |
| 2023/12 | 78,000 | -22.0% |
| 2022/12 | 100,000 | -46.5% |
| 2021/12 | 187,000 | -37.5% |
| 2020/12 | 299,000 | +15.4% |
| 2019/12 | 259,000 | +23.3% |
| 2018/12 | 210,000 | +96.3% |
| 2017/12 | 107,000 | -20.1% |
| 2016/12 | 134,000 | +1.5% |
| 2015/12 | 132,000 | -8.3% |
| 2014/12 | 144,000 | +1.4% |
| 2013/12 | 142,000 | -44.7% |
| 2012/12 | 257,000 | +33.9% |
| 2011/12 | 192,000 | -10.3% |
| 2010/12 | 214,000 | - |