| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/3 | 356,000 | -11.9% |
| 2024/3 | 404,000 | -24.6% |
| 2023/3 | 536,000 | +10.3% |
| 2022/3 | 486,000 | +168.5% |
| 2021/3 | 181,000 | +20.7% |
| 2020/3 | 150,000 | +3.4% |
| 2019/3 | 145,000 | +6.6% |
| 2018/3 | 136,000 | -20.9% |
| 2017/3 | 172,000 | -12.7% |
| 2016/3 | 197,000 | -10.5% |
| 2015/3 | 220,000 | -3.1% |
| 2014/3 | 227,000 | -14.0% |
| 2013/3 | 264,000 | +22.2% |
| 2012/3 | 216,000 | +20.0% |
| 2011/3 | 180,000 | -6.3% |
| 2010/3 | 192,000 | - |