| （単位：百万ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/8 | 2,426 | +8.4% |
| 2024/9 | 2,237 | +7.7% |
| 2023/9 | 2,077 | +9.3% |
| 2022/8 | 1,900 | +6.7% |
| 2021/8 | 1,781 | +8.3% |
| 2020/8 | 1,645 | +10.3% |
| 2019/9 | 1,492 | +3.8% |
| 2018/9 | 1,437 | +4.9% |
| 2017/9 | 1,370 | +9.2% |
| 2016/8 | 1,255 | +11.4% |
| 2015/8 | 1,127 | +9.5% |
| 2014/8 | 1,029 | +8.8% |
| 2013/9 | 946 | +4.2% |
| 2012/9 | 908 | +6.2% |
| 2011/8 | 855 | +7.5% |
| 2010/8 | 795 | - |