| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 80,434 | +16.7% |
| 2023/12 | 68,898 | +12.5% |
| 2022/12 | 61,241 | +22.1% |
| 2021/12 | 50,155 | -17.7% |
| 2020/12 | 60,973 | -5.9% |
| 2019/12 | 64,814 | +13.8% |
| 2018/12 | 56,979 | +16.6% |
| 2017/12 | 48,887 | +19.7% |
| 2016/12 | 40,845 | +32.4% |
| 2015/12 | 30,860 | +20.3% |
| 2014/12 | 25,651 | +12.9% |
| 2013/12 | 22,713 | +10.7% |
| 2012/12 | 20,513 | +20.4% |
| 2011/12 | 17,032 | +45.2% |
| 2010/12 | 11,728 | - |