| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 124,000 | -0.6% |
| 2023/12 | 124,800 | -1.1% |
| 2022/12 | 126,200 | -8.6% |
| 2021/12 | 138,000 | -2.1% |
| 2020/12 | 140,900 | -0.6% |
| 2019/12 | 141,700 | +15.1% |
| 2018/12 | 123,100 | +17.8% |
| 2017/12 | 104,500 | +12.0% |
| 2016/12 | 93,300 | +22.1% |
| 2015/12 | 76,400 | +7.3% |
| 2014/12 | 71,200 | +20.1% |
| 2013/12 | 59,300 | +3.7% |
| 2012/12 | 57,200 | +3.4% |
| 2011/12 | 55,300 | +3.9% |
| 2010/12 | 53,200 | - |