| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 68,410 | +19.2% |
| 2023/12 | 57,403 | +10.3% |
| 2022/12 | 52,066 | +52.2% |
| 2021/12 | 34,201 | +4.3% |
| 2020/12 | 32,785 | +58.1% |
| 2019/12 | 20,740 | +23.7% |
| 2018/12 | 16,770 | -1.3% |
| 2017/12 | 16,994 | +5.9% |
| 2016/12 | 16,048 | -2.9% |
| 2015/12 | 16,529 | -9.9% |
| 2014/12 | 18,348 | -1.6% |
| 2013/12 | 18,650 | -1.8% |
| 2012/12 | 18,997 | +9.7% |
| 2011/12 | 17,322 | - |