| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 275,300 | +1.7% |
| 2023/12 | 270,700 | -6.8% |
| 2022/12 | 290,600 | +52.0% |
| 2021/12 | 191,200 | -55.1% |
| 2020/12 | 425,600 | +59.3% |
| 2019/12 | 267,100 | +0.6% |
| 2018/12 | 265,600 | +1.8% |
| 2017/12 | 260,900 | +2.5% |
| 2016/12 | 254,500 | +11.9% |
| 2015/12 | 227,400 | +9.4% |
| 2014/12 | 207,900 | -0.1% |
| 2013/12 | 208,200 | -1.0% |
| 2012/12 | 210,200 | +2.6% |
| 2011/12 | 204,900 | - |