| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 20,830 | +10.1% |
| 2023/12 | 18,914 | +15.1% |
| 2022/12 | 16,430 | +5.6% |
| 2021/12 | 15,564 | +12.5% |
| 2020/12 | 13,838 | +0.7% |
| 2019/12 | 13,748 | +10.5% |
| 2018/12 | 12,444 | -2.7% |
| 2017/12 | 12,790 | +6.6% |
| 2016/12 | 11,996 | +4.0% |
| 2015/12 | 11,532 | -10.3% |
| 2014/12 | 12,857 | +6.4% |
| 2013/12 | 12,088 | +4.5% |
| 2012/12 | 11,564 | +9.9% |
| 2011/12 | 10,525 | - |