| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 480,734 | -10.3% |
| 2023/12 | 536,096 | -28.8% |
| 2022/12 | 752,598 | +12.1% |
| 2021/12 | 671,236 | +0.6% |
| 2020/12 | 667,173 | -9.7% |
| 2019/12 | 738,882 | -935.0% |
| 2018/12 | -88,491 | +207.1% |
| 2017/12 | -28,811 | +25.0% |
| 2016/12 | -23,049 | -6071.2% |
| 2015/12 | 386 | -96.4% |
| 2014/12 | 10,597 | -120.7% |
| 2013/12 | -51,171 | +1909.1% |
| 2012/12 | -2,547 | -108.5% |
| 2011/12 | 29,792 | - |