| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 34,894 | +5.8% |
| 2023/12 | 32,966 | +4.0% |
| 2022/12 | 31,707 | +9.5% |
| 2021/12 | 28,950 | +2.3% |
| 2020/12 | 28,303 | +5.8% |
| 2019/12 | 26,740 | +4.1% |
| 2018/12 | 25,679 | -5.7% |
| 2017/12 | 27,240 | +21.3% |
| 2016/12 | 22,457 | +13.6% |
| 2015/12 | 19,761 | +25.7% |
| 2014/12 | 15,725 | +17.1% |
| 2013/12 | 13,429 | +31.3% |
| 2012/12 | 10,229 | +32.0% |
| 2011/12 | 7,749 | - |