| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 181,523 | -8.8% |
| 2023/12 | 199,039 | +49.6% |
| 2022/12 | 133,047 | +27.6% |
| 2021/12 | 104,232 | -5.6% |
| 2020/12 | 110,381 | +9.4% |
| 2019/12 | 100,932 | -0.4% |
| 2018/12 | 101,329 | -2.5% |
| 2017/12 | 103,905 | -1.6% |
| 2016/12 | 105,580 | -5.6% |
| 2015/12 | 111,848 | +2.0% |
| 2014/12 | 109,629 | +57.4% |
| 2013/12 | 69,649 | +20.5% |
| 2012/12 | 57,821 | -0.1% |
| 2011/12 | 57,876 | - |