| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 496,000 | +8.3% |
| 2023/12 | 458,000 | +9.8% |
| 2022/12 | 417,000 | +3.2% |
| 2021/12 | 404,000 | -11.0% |
| 2020/12 | 454,000 | +11.0% |
| 2019/12 | 409,000 | +7.1% |
| 2018/12 | 382,000 | +10.7% |
| 2017/12 | 345,000 | +7.5% |
| 2016/12 | 321,000 | +5.2% |
| 2015/12 | 305,000 | +1.3% |
| 2014/12 | 301,000 | +21.4% |
| 2013/12 | 248,000 | 0.0% |
| 2012/12 | 248,000 | +9.3% |
| 2011/12 | 227,000 | -4.6% |
| 2010/12 | 238,000 | - |