| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/9 | 178,812 | +1.8% |
| 2023/9 | 175,725 | +2.8% |
| 2022/9 | 170,886 | -3.1% |
| 2021/9 | 176,400 | -25.7% |
| 2020/9 | 237,376 | -9.1% |
| 2019/9 | 261,185 | -2.4% |
| 2018/9 | 267,570 | -4.0% |
| 2017/9 | 278,631 | -30.1% |
| 2016/9 | 398,730 | -33.5% |
| 2015/9 | 599,265 | +528.2% |
| 2014/9 | 95,394 | +1.0% |
| 2013/9 | 94,406 | -8.3% |
| 2012/9 | 102,974 | -6.6% |
| 2011/9 | 110,306 | +39.8% |
| 2010/9 | 78,899 | - |