| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2023/12 | 130,304 | -0.2% |
| 2022/12 | 130,548 | +10.9% |
| 2021/12 | 117,767 | +3.6% |
| 2020/12 | 113,661 | +12.2% |
| 2019/12 | 101,271 | +30.5% |
| 2018/12 | 77,626 | +23.6% |
| 2017/12 | 62,820 | -1.8% |
| 2016/12 | 63,999 | +128.9% |
| 2015/12 | 27,962 | +49.9% |
| 2014/12 | 18,651 | +21.7% |
| 2013/12 | 15,329 | +23.6% |
| 2012/12 | 12,400 | +94.5% |
| 2011/12 | 6,376 | - |