| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 86,350 | -1.6% |
| 2023/12 | 87,739 | +53.0% |
| 2022/12 | 57,337 | +110.7% |
| 2021/12 | 27,209 | -59.0% |
| 2020/12 | 66,338 | -27.2% |
| 2019/12 | 91,177 | +41.6% |
| 2018/12 | 64,384 | +91.4% |
| 2017/12 | 33,635 | -85.3% |
| 2016/12 | 228,927 | -13.7% |
| 2015/12 | 265,413 | -14.1% |
| 2014/12 | 309,053 | -3.5% |
| 2013/12 | 320,241 | +5.1% |
| 2012/12 | 304,684 | -5.1% |
| 2011/12 | 320,943 | - |