| （単位：百万ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 1,003 | +6.9% |
| 2023/12 | 939 | -2.9% |
| 2022/12 | 966 | +34.4% |
| 2021/12 | 719 | +1542.2% |
| 2020/12 | 43 | -22.6% |
| 2019/12 | 56 | -64.0% |
| 2018/12 | 157 | +29.4% |
| 2017/12 | 121 | +47.4% |
| 2016/12 | 82 | -10.4% |
| 2015/12 | 92 | -12.9% |
| 2014/12 | 105 | +18.2% |
| 2013/12 | 89 | +308.7% |
| 2012/12 | 21 | -78.4% |
| 2011/12 | 101 | -182.1% |
| 2010/12 | -124 | - |