| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 723 | -7.9% |
| 2023/12 | 785 | -29.7% |
| 2022/12 | 1,116 | -14.2% |
| 2021/12 | 1,301 | -7.2% |
| 2020/12 | 1,402 | -6.3% |
| 2019/12 | 1,496 | -18.7% |
| 2018/12 | 1,839 | -5.1% |
| 2017/12 | 1,937 | -35.2% |
| 2016/12 | 2,990 | +29.5% |
| 2015/12 | 2,308 | -8.2% |
| 2014/12 | 2,514 | -12.4% |
| 2013/12 | 2,870 | -10.8% |
| 2012/12 | 3,219 | -20.1% |
| 2011/12 | 4,028 | - |