| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 50,787 | +1.8% |
| 2023/12 | 49,895 | -11.3% |
| 2022/12 | 56,280 | -0.8% |
| 2021/12 | 56,751 | -7.7% |
| 2020/12 | 61,462 | +2.3% |
| 2019/12 | 60,060 | -21.9% |
| 2018/12 | 76,866 | -9.8% |
| 2017/12 | 85,195 | -7.5% |
| 2016/12 | 92,132 | -0.1% |
| 2015/12 | 92,250 | +34.0% |
| 2014/12 | 68,830 | +31.8% |
| 2013/12 | 52,240 | +24.2% |
| 2012/12 | 42,063 | -6.4% |
| 2011/12 | 44,957 | - |