| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/6 | 543,536 | -41.3% |
| 2023/6 | 926,446 | +48.0% |
| 2022/6 | 625,971 | +189.4% |
| 2021/6 | 216,292 | -55.4% |
| 2020/6 | 484,895 | +209.5% |
| 2019/6 | 156,687 | -175.9% |
| 2018/6 | -206,329 | -43.1% |
| 2017/6 | -362,377 | +0.8% |
| 2016/6 | -359,467 | +0.2% |
| 2015/6 | -358,901 | +30.6% |
| 2014/6 | -274,843 | +75.4% |
| 2013/6 | -156,710 | +57.6% |
| 2012/6 | -99,437 | - |