| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/9 | 59,776 | -4.0% |
| 2023/10 | 62,287 | +11.0% |
| 2022/10 | 56,100 | +20.6% |
| 2021/10 | 46,500 | -11.9% |
| 2020/9 | 52,798 | -4.3% |
| 2019/9 | 55,181 | -7.1% |
| 2018/9 | 59,422 | -33.2% |
| 2017/10 | 88,939 | -4.2% |
| 2016/10 | 92,844 | +3.8% |
| 2015/9 | 89,468 | -2.1% |
| 2014/9 | 91,384 | -5.0% |
| 2013/9 | 96,219 | -1.8% |
| 2012/9 | 97,958 | +1.9% |
| 2011/10 | 96,147 | -5.3% |
| 2010/10 | 101,514 | - |