| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 163,699 | +4.9% |
| 2024/12 | 156,015 | +3.1% |
| 2023/12 | 151,395 | +5.4% |
| 2022/12 | 143,593 | -4.7% |
| 2021/12 | 150,644 | +7.6% |
| 2020/12 | 140,031 | +0.8% |
| 2019/12 | 138,903 | -0.1% |
| 2018/12 | 139,063 | +1.9% |
| 2017/12 | 136,501 | +1.2% |
| 2016/12 | 134,870 | -5.2% |
| 2015/12 | 142,231 | +2.7% |
| 2014/12 | 138,490 | +15.6% |
| 2013/12 | 119,773 | - |