| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 12,515 | +214.4% |
| 2023/12 | 3,980 | +13.7% |
| 2022/12 | 3,499 | -4.2% |
| 2021/12 | 3,653 | -9.0% |
| 2020/12 | 4,014 | -12.8% |
| 2019/12 | 4,605 | -14.3% |
| 2018/12 | 5,372 | -27.5% |
| 2017/12 | 7,409 | +10.0% |
| 2016/12 | 6,738 | +37.1% |
| 2015/12 | 4,915 | +21.0% |
| 2014/12 | 4,061 | +59.2% |
| 2013/12 | 2,551 | +19.3% |
| 2012/12 | 2,139 | +101.4% |
| 2011/12 | 1,062 | - |