| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 215,676 | -11.0% |
| 2023/12 | 242,251 | +496.7% |
| 2022/12 | 40,599 | +129.9% |
| 2021/12 | 17,657 | -62.5% |
| 2020/12 | 47,058 | -77.7% |
| 2019/12 | 210,963 | +22.5% |
| 2018/12 | 172,218 | -0.9% |
| 2017/12 | 173,705 | -6.5% |
| 2016/12 | 185,873 | -19.5% |
| 2015/12 | 230,962 | +39.1% |
| 2014/12 | 166,025 | -18.7% |
| 2013/12 | 204,298 | +34.4% |
| 2012/12 | 152,004 | -31.1% |
| 2011/12 | 220,530 | - |