| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 485,754 | +12.0% |
| 2023/12 | 433,586 | -6.0% |
| 2022/12 | 461,215 | -10.5% |
| 2021/12 | 515,118 | +2.6% |
| 2020/12 | 501,821 | -1.3% |
| 2019/12 | 508,463 | +3.0% |
| 2018/12 | 493,423 | +19.8% |
| 2017/12 | 412,036 | -31.2% |
| 2016/12 | 598,503 | -7.9% |
| 2015/12 | 649,601 | +13.7% |
| 2014/12 | 571,191 | +23.9% |
| 2013/12 | 461,122 | -26.0% |
| 2012/12 | 622,780 | +0.7% |
| 2011/12 | 618,397 | +8.9% |
| 2010/12 | 567,663 | - |