| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 158,221 | +9.8% |
| 2024/12 | 144,113 | +8.8% |
| 2023/12 | 132,467 | +30.4% |
| 2022/12 | 101,593 | +25.8% |
| 2021/12 | 80,753 | -15.1% |
| 2020/12 | 95,169 | +18.8% |
| 2019/12 | 80,141 | -45.4% |
| 2018/12 | 146,837 | +82.7% |
| 2017/12 | 80,379 | +10.3% |
| 2016/12 | 72,847 | +31.1% |
| 2015/12 | 55,578 | +8.0% |
| 2014/12 | 51,439 | +35.2% |
| 2013/12 | 38,038 | - |