| （単位：百万ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 392 | -30.5% |
| 2023/12 | 564 | +65.4% |
| 2022/12 | 341 | -86.1% |
| 2021/12 | 2,445 | -39.7% |
| 2020/12 | 4,054 | +1187.0% |
| 2019/12 | 315 | -68.0% |
| 2018/12 | 984 | +5.3% |
| 2017/12 | 934 | -27.6% |
| 2016/12 | 1,290 | -12.4% |
| 2015/12 | 1,473 | -12698.2% |
| 2014/12 | -12 | -88.0% |
| 2013/12 | -98 | -85.9% |
| 2012/12 | -689 | +676.8% |
| 2011/12 | -89 | -324.2% |
| 2010/12 | 39 | - |