| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/2 | 220,525 | -6.2% |
| 2024/2 | 235,213 | +10.7% |
| 2023/1 | 212,499 | +24.2% |
| 2022/1 | 171,151 | +3.4% |
| 2021/1 | 165,580 | -8.7% |
| 2020/2 | 181,379 | +6.4% |
| 2019/2 | 170,504 | +0.6% |
| 2018/2 | 169,473 | +7.1% |
| 2017/1 | 158,174 | +6.3% |
| 2016/1 | 148,858 | +4.6% |
| 2015/1 | 142,351 | +6.2% |
| 2014/2 | 134,047 | +4.4% |
| 2013/2 | 128,397 | -10.3% |
| 2012/1 | 143,156 | -1.6% |
| 2011/1 | 145,548 | - |