| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 82,200 | -5.9% |
| 2023/12 | 87,319 | +0.4% |
| 2022/12 | 86,931 | +19.1% |
| 2021/12 | 72,990 | +19.5% |
| 2020/12 | 61,067 | +14.0% |
| 2019/12 | 53,559 | +4.3% |
| 2018/12 | 51,350 | -0.3% |
| 2017/12 | 51,511 | -11.7% |
| 2016/12 | 58,362 | +127.6% |
| 2015/12 | 25,639 | +26.5% |
| 2014/12 | 20,272 | +10.4% |
| 2013/12 | 18,365 | +37.8% |
| 2012/12 | 13,325 | +66.9% |
| 2011/12 | 7,983 | - |