| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2023/12 | 256,800 | +2.3% |
| 2022/12 | 250,909 | +6.3% |
| 2021/12 | 235,953 | +5.1% |
| 2020/12 | 224,457 | +7.3% |
| 2019/12 | 209,120 | +6.5% |
| 2018/12 | 196,328 | +4.3% |
| 2017/12 | 188,246 | -0.4% |
| 2016/12 | 189,043 | +21.7% |
| 2015/12 | 155,370 | +4.9% |
| 2014/12 | 148,083 | +4.9% |
| 2013/12 | 141,217 | -8.7% |
| 2012/12 | 154,632 | +14.0% |
| 2011/12 | 135,591 | +6.9% |
| 2010/12 | 126,894 | - |