| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 151,330 | -12.4% |
| 2023/12 | 172,753 | +1.2% |
| 2022/12 | 170,763 | -4.3% |
| 2021/12 | 178,455 | -8.2% |
| 2020/12 | 194,456 | -18.9% |
| 2019/12 | 239,697 | -9.6% |
| 2018/12 | 265,076 | +90.2% |
| 2017/12 | 139,337 | +118.3% |
| 2016/5 | 63,821 | -38.0% |
| 2015/5 | 102,904 | +54.4% |
| 2014/5 | 66,628 | +27.0% |
| 2013/5 | 52,465 | +64.9% |
| 2012/5 | 31,819 | - |