| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 298,000 | 0.0% |
| 2023/12 | 298,000 | +3.5% |
| 2022/12 | 288,000 | +3.2% |
| 2021/12 | 279,000 | +0.4% |
| 2020/12 | 278,000 | -3.1% |
| 2019/12 | 287,000 | +34.7% |
| 2018/12 | 213,000 | -0.5% |
| 2017/12 | 214,000 | +10.8% |
| 2016/12 | 193,100 | +17.7% |
| 2015/12 | 164,100 | +6.3% |
| 2014/12 | 154,400 | +8.1% |
| 2013/12 | 142,800 | +9.8% |
| 2012/12 | 130,005 | +43.9% |
| 2011/12 | 90,321 | - |