| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 268,400 | +12.0% |
| 2023/12 | 239,700 | +24.3% |
| 2022/12 | 192,800 | +23.7% |
| 2021/12 | 155,822 | +294.4% |
| 2020/12 | 39,508 | +13.0% |
| 2019/12 | 34,951 | +75.2% |
| 2018/12 | 19,948 | +13.3% |
| 2017/12 | 17,605 | +6.1% |
| 2016/12 | 16,586 | -4.6% |
| 2015/12 | 17,379 | -18.2% |
| 2014/12 | 21,236 | -16.9% |
| 2013/12 | 25,543 | -25.8% |
| 2012/12 | 34,411 | -10.9% |
| 2011/12 | 38,636 | - |