| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 281,658 | +29.7% |
| 2023/12 | 217,194 | -35.7% |
| 2022/12 | 337,573 | -5.3% |
| 2021/12 | 356,537 | +54.8% |
| 2020/12 | 230,302 | -26.9% |
| 2019/12 | 314,870 | -15.4% |
| 2018/12 | 372,208 | +3.8% |
| 2017/12 | 358,590 | +394.8% |
| 2016/12 | 72,466 | -45.8% |
| 2015/12 | 133,643 | -25.4% |
| 2014/12 | 179,160 | -28.0% |
| 2013/12 | 248,873 | - |
| 2011/12 | 45,024 | - |