| （単位：百万ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 277 | +1.8% |
| 2023/12 | 272 | +2.6% |
| 2022/12 | 265 | -1.9% |
| 2021/12 | 270 | -20.1% |
| 2020/12 | 338 | -36.9% |
| 2019/12 | 536 | -6.9% |
| 2018/12 | 576 | +4.5% |
| 2017/12 | 551 | -51.3% |
| 2016/12 | 1,132 | -11.6% |
| 2015/12 | 1,280 | -6.7% |
| 2014/12 | 1,372 | -3.5% |
| 2013/12 | 1,422 | -2.7% |
| 2012/12 | 1,462 | -1.3% |
| 2011/12 | 1,481 | +2.1% |
| 2010/12 | 1,451 | - |