| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 739,734 | +100.2% |
| 2023/12 | 369,413 | +11.5% |
| 2022/12 | 331,319 | -19.9% |
| 2021/12 | 413,416 | -8.4% |
| 2020/12 | 451,357 | +0.3% |
| 2019/12 | 449,886 | +14.0% |
| 2018/12 | 394,725 | +70.8% |
| 2017/12 | 231,162 | -5.7% |
| 2016/12 | 245,153 | +18.4% |
| 2015/12 | 207,053 | +4.2% |
| 2014/12 | 198,679 | -7.9% |
| 2013/12 | 215,651 | +61.6% |
| 2012/12 | 133,484 | - |