| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 925,000 | +6.4% |
| 2023/12 | 869,000 | +2.2% |
| 2022/12 | 850,000 | -4.3% |
| 2021/12 | 888,000 | -0.4% |
| 2020/12 | 892,000 | +1.9% |
| 2019/12 | 875,000 | -1.5% |
| 2018/12 | 888,000 | +0.6% |
| 2017/12 | 883,000 | +30.2% |
| 2016/12 | 678,000 | +41.4% |
| 2015/12 | 479,600 | +22.2% |
| 2014/12 | 392,500 | -4.4% |
| 2013/12 | 410,600 | -2.2% |
| 2012/12 | 419,800 | - |