| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 583,000 | +29.3% |
| 2023/12 | 451,000 | +8.7% |
| 2022/12 | 415,000 | +5.3% |
| 2021/12 | 394,000 | -6.2% |
| 2020/12 | 420,000 | -0.7% |
| 2019/12 | 423,000 | +6.3% |
| 2018/12 | 398,000 | +7.0% |
| 2017/12 | 372,000 | +2.5% |
| 2016/12 | 363,000 | +13.4% |
| 2015/12 | 320,000 | +8.8% |
| 2014/12 | 294,000 | +8.9% |
| 2013/12 | 270,000 | +2.3% |
| 2012/12 | 264,000 | +6.9% |
| 2011/12 | 246,900 | +7.1% |
| 2010/12 | 230,500 | - |