| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 286,000 | +5.1% |
| 2023/12 | 272,000 | +20.4% |
| 2022/12 | 226,000 | -7.4% |
| 2021/12 | 244,000 | -5.1% |
| 2020/12 | 257,000 | +13.7% |
| 2019/12 | 226,000 | -0.4% |
| 2018/12 | 227,000 | +8.6% |
| 2017/12 | 209,000 | +2.5% |
| 2016/12 | 204,000 | -9.3% |
| 2015/12 | 225,000 | +8.2% |
| 2014/12 | 208,000 | -1.9% |
| 2013/12 | 212,000 | -5.8% |
| 2012/12 | 225,000 | -11.1% |
| 2011/12 | 253,000 | -8.3% |
| 2010/12 | 276,000 | - |