| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2022/12 | 292,800 | +28.5% |
| 2021/12 | 227,900 | -11.9% |
| 2020/12 | 258,676 | +5.1% |
| 2019/12 | 246,134 | -7.1% |
| 2018/12 | 265,077 | +34.8% |
| 2017/12 | 196,630 | +10.4% |
| 2016/12 | 178,142 | +6.8% |
| 2015/12 | 166,812 | +3.1% |
| 2014/12 | 161,741 | +13.7% |
| 2013/12 | 142,230 | +11.1% |
| 2012/12 | 128,012 | +5.6% |
| 2011/12 | 121,179 | +11.5% |
| 2010/12 | 108,668 | - |