| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 300 | -70.8% |
| 2023/12 | 1,026 | -59.9% |
| 2022/12 | 2,560 | -52.4% |
| 2021/12 | 5,374 | -2.3% |
| 2020/12 | 5,501 | +31.4% |
| 2019/12 | 4,187 | +20.9% |
| 2018/12 | 3,464 | -6.1% |
| 2017/12 | 3,690 | -17.7% |
| 2016/12 | 4,483 | -10.9% |
| 2015/12 | 5,030 | +110.4% |
| 2014/12 | 2,391 | +67.8% |
| 2013/12 | 1,425 | -29.9% |
| 2012/12 | 2,034 | -33.2% |
| 2011/12 | 3,046 | - |