| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/9 | 16,660 | -47.8% |
| 2023/9 | 31,910 | -61.5% |
| 2022/9 | 82,822 | +134.8% |
| 2021/9 | 35,273 | -1008.6% |
| 2020/9 | -3,882 | -105.9% |
| 2019/9 | 66,058 | +68.0% |
| 2018/9 | 39,330 | +69.1% |
| 2017/9 | 23,259 | -148.9% |
| 2016/9 | -47,547 | +9259.6% |
| 2015/9 | -508 | -100.7% |
| 2014/9 | 75,573 | +91.8% |
| 2013/9 | 39,403 | +142.2% |
| 2012/9 | 16,266 | -56.6% |
| 2011/9 | 37,474 | - |