| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/9 | 12,120 | +7.7% |
| 2023/9 | 11,255 | +9.0% |
| 2022/9 | 10,322 | +48.1% |
| 2021/9 | 6,969 | +10.8% |
| 2020/9 | 6,290 | +23.6% |
| 2019/9 | 5,091 | +10.7% |
| 2018/9 | 4,599 | -20.7% |
| 2017/9 | 5,796 | -10.9% |
| 2016/9 | 6,502 | -29.6% |
| 2015/9 | 9,235 | -44.4% |
| 2014/9 | 16,595 | -4.5% |
| 2013/9 | 17,374 | +22.6% |
| 2012/9 | 14,166 | +148.8% |
| 2011/9 | 5,694 | - |