| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/8 | 674,000 | -3.2% |
| 2024/8 | 696,000 | -24.7% |
| 2023/8 | 924,000 | -0.1% |
| 2022/8 | 925,000 | +5.6% |
| 2021/8 | 876,000 | +10.2% |
| 2020/8 | 794,581 | +2.9% |
| 2019/8 | 771,833 | -0.2% |
| 2018/8 | 773,704 | +1.7% |
| 2017/8 | 760,405 | +9.1% |
| 2016/8 | 696,752 | +31.7% |
| 2015/8 | 529,176 | +8.6% |
| 2014/8 | 487,278 | +16.5% |
| 2013/8 | 418,117 | +18.3% |
| 2012/8 | 353,492 | +10.8% |
| 2011/8 | 319,179 | - |