| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 580,005 | +23.9% |
| 2023/12 | 468,074 | +9.8% |
| 2022/12 | 426,308 | -8.3% |
| 2021/12 | 465,128 | -23.8% |
| 2020/12 | 610,585 | +20.9% |
| 2019/12 | 504,903 | +16.6% |
| 2018/12 | 432,978 | +41.8% |
| 2017/12 | 305,422 | -20.6% |
| 2016/12 | 384,876 | -28.7% |
| 2015/12 | 540,048 | -14.0% |
| 2014/12 | 628,206 | +4.7% |
| 2013/12 | 600,250 | - |
| 2011/12 | 352,621 | - |