| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 336,198 | +21.2% |
| 2023/12 | 277,346 | +119.9% |
| 2022/12 | 126,150 | -59.6% |
| 2021/12 | 312,610 | -41.8% |
| 2020/12 | 537,046 | -27.9% |
| 2019/12 | 744,869 | +80.9% |
| 2018/12 | 411,854 | -14.5% |
| 2017/12 | 481,581 | -5.5% |
| 2016/12 | 509,538 | -35.0% |
| 2015/12 | 784,075 | -1.6% |
| 2014/12 | 796,649 | +2.9% |
| 2013/12 | 774,346 | +1.5% |
| 2012/12 | 762,717 | +77.2% |
| 2011/12 | 430,472 | +12.6% |
| 2010/12 | 382,438 | - |