| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 94,714 | +1.5% |
| 2023/12 | 93,321 | -3.4% |
| 2022/12 | 96,568 | -2.6% |
| 2021/12 | 99,112 | -5.4% |
| 2020/12 | 104,739 | 0.0% |
| 2019/12 | 104,702 | +2.5% |
| 2018/12 | 102,186 | +2.6% |
| 2017/12 | 99,570 | +12.4% |
| 2016/12 | 88,587 | +9.9% |
| 2015/12 | 80,599 | +4.2% |
| 2014/12 | 77,376 | +23.1% |
| 2013/12 | 62,854 | +25.3% |
| 2012/12 | 50,179 | +17.7% |
| 2011/12 | 42,634 | +10.4% |
| 2010/12 | 38,620 | - |