| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 200,100 | +25.1% |
| 2023/12 | 159,900 | +48.6% |
| 2022/12 | 107,600 | +3.5% |
| 2021/9 | 104,000 | -0.2% |
| 2020/9 | 104,200 | -9.5% |
| 2019/9 | 115,200 | -4.4% |
| 2018/9 | 120,500 | -7.5% |
| 2017/9 | 130,300 | +1.2% |
| 2016/9 | 128,800 | +3.5% |
| 2015/9 | 124,500 | -1.8% |
| 2014/9 | 126,800 | 0.0% |
| 2013/9 | 126,800 | -3.1% |
| 2012/9 | 130,900 | -9.3% |
| 2011/9 | 144,400 | -16.5% |
| 2010/9 | 172,900 | - |