| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 203,268 | -1.0% |
| 2023/12 | 205,336 | -1.5% |
| 2022/12 | 208,397 | -3.0% |
| 2021/12 | 214,931 | +4.8% |
| 2020/12 | 205,014 | -11.4% |
| 2019/12 | 231,458 | +12.1% |
| 2018/12 | 206,436 | -4.6% |
| 2017/12 | 216,448 | +1.6% |
| 2016/12 | 213,056 | +11.3% |
| 2015/12 | 191,473 | -4.6% |
| 2014/12 | 200,782 | +0.7% |
| 2013/12 | 199,355 | +0.7% |
| 2012/12 | 197,892 | +180.9% |
| 2011/12 | 70,456 | +22.5% |
| 2010/12 | 57,511 | - |