| （単位：百万ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/9 | 2,462 | +7.7% |
| 2024/9 | 2,286 | -0.1% |
| 2023/9 | 2,288 | +2.6% |
| 2022/9 | 2,229 | -1.9% |
| 2021/9 | 2,273 | +5.5% |
| 2020/9 | 2,154 | -4.4% |
| 2019/9 | 2,253 | +13.9% |
| 2018/9 | 1,978 | +81.8% |
| 2017/9 | 1,088 | -2.3% |
| 2016/9 | 1,114 | +25.0% |
| 2015/9 | 891 | +58.5% |
| 2014/9 | 562 | +2.9% |
| 2013/9 | 546 | +6.9% |
| 2012/9 | 510 | +1.4% |
| 2011/9 | 504 | +0.4% |
| 2010/9 | 502 | - |