| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 203,127 | -36.5% |
| 2023/12 | 320,000 | +5.4% |
| 2022/12 | 303,484 | -0.6% |
| 2021/12 | 305,431 | +0.7% |
| 2020/12 | 303,174 | +1.8% |
| 2019/12 | 297,705 | +36.4% |
| 2018/12 | 218,207 | +78.5% |
| 2017/12 | 122,266 | +147.5% |
| 2016/12 | 49,394 | -4.7% |
| 2015/12 | 51,834 | -28.8% |
| 2014/12 | 72,769 | -2.9% |
| 2013/12 | 74,980 | -7.6% |
| 2012/12 | 81,110 | -16.9% |
| 2011/12 | 97,646 | - |