| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 54,233 | -10.2% |
| 2023/12 | 60,407 | -33.2% |
| 2022/12 | 61,543 | -31.8% |
| 2022/1 | 90,378 | +0.1% |
| 2021/1 | 90,284 | - |
| 2019/12 | 92,207 | +7.3% |
| 2018/12 | 85,936 | +5.1% |
| 2017/12 | 81,796 | +32.0% |
| 2016/12 | 71,522 | +22.3% |
| 2016/1 | 61,982 | +6.0% |
| 2015/1 | 58,487 | - |
| 2013/12 | 54,915 | +39.1% |
| 2012/12 | 39,473 | +24.4% |
| 2011/12 | 32,548 | - |
| 2011/1 | 31,727 | - |