| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 354,425 | -10.9% |
| 2023/12 | 397,846 | +6.6% |
| 2022/12 | 373,219 | +8.6% |
| 2021/12 | 343,614 | +14.7% |
| 2020/12 | 299,682 | +6.2% |
| 2019/12 | 282,088 | +12.4% |
| 2018/12 | 251,003 | -11.5% |
| 2017/12 | 283,570 | +5.4% |
| 2016/12 | 269,087 | +9.8% |
| 2015/12 | 245,071 | - |
| 2013/12 | 70,063 | +22.9% |
| 2012/12 | 57,024 | +27.7% |
| 2011/12 | 44,660 | - |