| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 60,329 | +4.3% |
| 2023/12 | 57,820 | +10.2% |
| 2022/12 | 52,467 | +0.8% |
| 2021/12 | 52,051 | +4.9% |
| 2020/12 | 49,641 | -9.8% |
| 2019/12 | 55,015 | +3.3% |
| 2018/12 | 53,244 | +9.7% |
| 2017/12 | 48,518 | +3.2% |
| 2016/12 | 47,019 | -1.9% |
| 2015/12 | 47,939 | -6.8% |
| 2014/12 | 51,456 | -1.1% |
| 2013/12 | 52,016 | +7.6% |
| 2012/12 | 48,352 | +4.9% |
| 2011/12 | 46,099 | +6.2% |
| 2010/12 | 43,423 | - |