| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 144,000 | -39.0% |
| 2023/12 | 236,000 | -33.1% |
| 2022/12 | 353,000 | -4.9% |
| 2021/12 | 371,000 | -11.9% |
| 2020/12 | 421,000 | -1.2% |
| 2019/12 | 426,000 | -7.8% |
| 2018/12 | 462,000 | -14.0% |
| 2017/12 | 537,000 | -6.4% |
| 2016/12 | 574,000 | +9.8% |
| 2015/12 | 523,000 | 0.0% |
| 2014/12 | 523,000 | -18.9% |
| 2013/12 | 645,000 | -10.0% |
| 2012/12 | 717,000 | - |