| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 342,916 | -24.3% |
| 2023/12 | 453,284 | +11.0% |
| 2022/12 | 408,404 | -10.5% |
| 2021/12 | 456,213 | +212.2% |
| 2020/12 | 146,123 | -25.4% |
| 2019/12 | 195,851 | -11.3% |
| 2018/12 | 220,707 | -29.6% |
| 2017/12 | 313,588 | +25.4% |
| 2016/12 | 250,077 | -29.0% |
| 2015/12 | 352,097 | +153.3% |
| 2014/12 | 139,002 | -15.4% |
| 2013/12 | 164,402 | -13.3% |
| 2012/12 | 189,615 | -30.8% |
| 2011/12 | 274,108 | -10.8% |
| 2010/12 | 307,334 | - |