| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 214,062 | -16.3% |
| 2023/12 | 255,647 | +14.6% |
| 2022/12 | 223,123 | -2.3% |
| 2021/12 | 228,293 | -29.9% |
| 2020/12 | 325,462 | +14.6% |
| 2019/12 | 284,011 | -2.7% |
| 2018/12 | 291,915 | -30.5% |
| 2017/12 | 419,818 | -50.4% |
| 2016/12 | 845,605 | +43.8% |
| 2015/12 | 588,238 | +47.1% |
| 2014/12 | 400,001 | +11.9% |
| 2013/12 | 357,599 | +1.7% |
| 2012/12 | 351,539 | +20.3% |
| 2011/12 | 292,311 | +27.7% |
| 2010/12 | 228,893 | - |