| （単位：百万ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2025/5 | 2,161 | +1.3% |
| 2024/5 | 2,133 | -9.7% |
| 2023/5 | 2,362 | -12.7% |
| 2022/5 | 2,705 | +32.1% |
| 2021/5 | 2,048 | -14.5% |
| 2020/5 | 2,394 | -13.0% |
| 2019/5 | 2,753 | +14.9% |
| 2018/5 | 2,397 | -19.2% |
| 2017/5 | 2,964 | +156.6% |
| 2016/5 | 1,155 | +30.8% |
| 2015/5 | 882 | +12.1% |
| 2014/5 | 787 | -17.2% |
| 2013/5 | 951 | +0.7% |
| 2012/5 | 944 | +24.2% |
| 2011/5 | 760 | - |