| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 573,907 | -10.8% |
| 2023/12 | 643,495 | -19.0% |
| 2022/12 | 794,926 | -9.6% |
| 2021/12 | 879,606 | +15.7% |
| 2020/12 | 760,044 | +105.6% |
| 2019/12 | 369,606 | -24.0% |
| 2018/12 | 486,247 | +43.5% |
| 2017/12 | 338,869 | +29.4% |
| 2016/12 | 261,782 | -60.5% |
| 2015/12 | 663,249 | +31.8% |
| 2014/12 | 503,163 | -35.8% |
| 2013/12 | 783,310 | +22.4% |
| 2012/12 | 639,967 | +64.3% |
| 2011/12 | 389,541 | +19.5% |
| 2010/12 | 325,923 | - |