| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 3,628 | -27.2% |
| 2023/12 | 4,986 | -9.8% |
| 2022/12 | 5,526 | -11.1% |
| 2021/12 | 6,218 | -7.5% |
| 2020/12 | 6,725 | +11.5% |
| 2019/12 | 6,029 | +21.4% |
| 2018/12 | 4,967 | +3.7% |
| 2017/12 | 4,789 | +33.6% |
| 2016/12 | 3,584 | +35.4% |
| 2015/12 | 2,646 | +31.6% |
| 2014/12 | 2,010 | +45.1% |
| 2013/12 | 1,385 | +168.9% |
| 2012/12 | 515 | +12.2% |
| 2011/12 | 459 | - |