| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 376,708 | +5.7% |
| 2023/12 | 356,233 | +35.7% |
| 2022/12 | 262,533 | +86.1% |
| 2021/12 | 141,047 | +27.2% |
| 2020/12 | 110,920 | -36.3% |
| 2019/12 | 174,165 | -11.6% |
| 2018/12 | 196,946 | +179.8% |
| 2017/12 | 70,376 | -29.6% |
| 2016/12 | 99,921 | +161.6% |
| 2015/12 | 38,194 | -29.3% |
| 2014/12 | 54,031 | -0.3% |
| 2013/12 | 54,213 | -47.2% |
| 2012/12 | 102,651 | -32.0% |
| 2011/12 | 150,914 | - |