| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/7 | 29,873 | -7.7% |
| 2023/7 | 32,370 | -5.3% |
| 2022/7 | 34,182 | +34.1% |
| 2021/7 | 25,483 | +8.7% |
| 2020/7 | 23,437 | -1.5% |
| 2019/7 | 23,799 | -6.5% |
| 2018/7 | 25,442 | -6.8% |
| 2017/7 | 27,303 | -15.8% |
| 2016/7 | 32,432 | -17.8% |
| 2015/7 | 39,458 | -11.5% |
| 2014/7 | 44,598 | -8.5% |
| 2013/7 | 48,725 | +10.8% |
| 2012/7 | 43,987 | -9.9% |
| 2011/7 | 48,827 | - |