| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/12 | 98,546 | +11.7% |
| 2024/12 | 88,238 | +1.8% |
| 2023/12 | 86,670 | +11.0% |
| 2022/12 | 78,059 | -3.8% |
| 2021/12 | 81,146 | +0.8% |
| 2020/12 | 80,492 | -1.2% |
| 2019/12 | 81,487 | +12.6% |
| 2018/12 | 72,346 | +6.2% |
| 2017/12 | 68,115 | +4.7% |
| 2016/12 | 65,073 | +1.7% |
| 2015/12 | 64,007 | -8.0% |
| 2014/12 | 69,607 | +1.1% |
| 2013/12 | 68,883 | +5.4% |
| 2012/12 | 65,334 | +5.3% |
| 2011/12 | 62,051 | +8.2% |
| 2010/12 | 57,357 | - |