| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 680,600 | +9.8% |
| 2023/12 | 619,800 | +9.0% |
| 2022/12 | 568,600 | +16.1% |
| 2021/12 | 489,600 | +22.6% |
| 2020/12 | 399,300 | +18.4% |
| 2019/12 | 337,300 | +6.8% |
| 2018/12 | 315,900 | +8.6% |
| 2017/12 | 290,900 | +8.3% |
| 2016/12 | 268,700 | +34.4% |
| 2015/12 | 200,000 | -2.1% |
| 2014/12 | 204,200 | +7.3% |
| 2013/12 | 190,300 | +16.5% |
| 2012/12 | 163,400 | -0.9% |
| 2011/12 | 164,900 | -1.7% |
| 2010/12 | 167,800 | - |