| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 32,284 | -8.4% |
| 2023/12 | 35,231 | -17.6% |
| 2022/12 | 42,744 | -9.7% |
| 2021/12 | 47,350 | +36.7% |
| 2020/12 | 34,633 | +323.1% |
| 2019/12 | 8,185 | +134.1% |
| 2018/12 | 3,496 | -27.6% |
| 2017/12 | 4,832 | +2234.3% |
| 2016/12 | 207 | -96.5% |
| 2015/12 | 5,953 | -26.5% |
| 2014/12 | 8,104 | -10.9% |
| 2013/12 | 9,096 | +18.0% |
| 2012/12 | 7,710 | +60.7% |
| 2011/12 | 4,798 | - |