| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 22,890 | +8.4% |
| 2023/12 | 21,117 | +6.7% |
| 2022/12 | 19,799 | -3.5% |
| 2021/12 | 20,520 | +5.8% |
| 2020/12 | 19,389 | +9.1% |
| 2019/12 | 17,771 | +2.0% |
| 2018/12 | 17,430 | +9.1% |
| 2017/12 | 15,979 | +3.6% |
| 2016/12 | 15,421 | +11.9% |
| 2015/12 | 13,780 | +15.4% |
| 2014/12 | 11,945 | +1.7% |
| 2013/12 | 11,748 | +16.8% |
| 2012/12 | 10,054 | +4.6% |
| 2011/12 | 9,613 | - |