| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | -159,000 | +3.2% |
| 2023/12 | -154,000 | +285.0% |
| 2022/12 | -40,000 | -140.8% |
| 2021/12 | 98,000 | -52.7% |
| 2020/12 | 207,000 | +13.1% |
| 2019/12 | 183,000 | -7.6% |
| 2018/12 | 198,000 | -15.4% |
| 2017/12 | 234,000 | -5.6% |
| 2016/12 | 248,000 | 0.0% |
| 2015/12 | 248,000 | -2.4% |
| 2014/12 | 254,000 | +6.3% |
| 2013/12 | 239,000 | +6.2% |
| 2012/12 | 225,000 | +104.5% |
| 2011/12 | 110,000 | 0.0% |
| 2010/12 | 110,000 | - |