| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2025/6 | 114,669 | +4.5% |
| 2024/6 | 109,683 | -0.6% |
| 2023/6 | 110,358 | +12.7% |
| 2022/6 | 97,914 | +8.7% |
| 2021/6 | 90,077 | +24.9% |
| 2020/6 | 72,091 | +1.0% |
| 2019/6 | 71,400 | -5.1% |
| 2018/6 | 75,260 | +1.3% |
| 2017/6 | 74,280 | +8.9% |
| 2016/6 | 68,225 | -18.6% |
| 2015/6 | 83,801 | -2.9% |
| 2014/6 | 86,267 | +31.2% |
| 2013/6 | 65,737 | +13.3% |
| 2012/6 | 58,033 | - |