| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/2 | 526,900 | -37.3% |
| 2024/2 | 841,000 | +9.5% |
| 2023/1 | 767,900 | +7.2% |
| 2022/1 | 716,000 | +4.3% |
| 2021/1 | 686,600 | +6.4% |
| 2020/2 | 645,400 | +3.9% |
| 2019/2 | 621,100 | +1.6% |
| 2018/2 | 611,200 | -4.1% |
| 2017/1 | 637,500 | +30.7% |
| 2016/1 | 487,600 | +136.8% |
| 2015/1 | 205,900 | +8.1% |
| 2014/2 | 190,500 | +8.7% |
| 2013/2 | 175,300 | - |
| 2011/1 | 159,700 | - |