| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 5,796 | +22.9% |
| 2023/12 | 4,716 | +21.3% |
| 2022/12 | 3,889 | +35.6% |
| 2021/12 | 2,869 | +26.6% |
| 2020/12 | 2,266 | -22.5% |
| 2019/12 | 2,922 | -13.4% |
| 2018/12 | 3,374 | -8.2% |
| 2017/12 | 3,674 | +15.0% |
| 2016/12 | 3,195 | +15.2% |
| 2015/12 | 2,773 | -9.0% |
| 2014/12 | 3,046 | -16.6% |
| 2013/12 | 3,653 | -6.3% |
| 2012/12 | 3,897 | +14.1% |
| 2011/12 | 3,414 | - |