| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 501,632 | +5.0% |
| 2023/12 | 477,551 | +12.5% |
| 2022/12 | 424,389 | +71.9% |
| 2021/12 | 246,924 | +3.2% |
| 2020/12 | 239,236 | +57.1% |
| 2019/12 | 152,313 | -32.5% |
| 2018/12 | 225,592 | +19.2% |
| 2017/12 | 189,256 | +19.4% |
| 2016/12 | 158,465 | -3.6% |
| 2015/12 | 164,399 | +61.1% |
| 2014/12 | 102,058 | +75.1% |
| 2013/12 | 58,294 | +109.5% |
| 2012/12 | 27,825 | - |