| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/9 | 147,521 | +12.5% |
| 2023/9 | 131,144 | +33.1% |
| 2022/9 | 98,534 | +17432.7% |
| 2021/9 | 562 | -100.9% |
| 2020/9 | -61,324 | -180.5% |
| 2019/9 | 76,152 | -41.8% |
| 2018/9 | 130,868 | +8.7% |
| 2017/9 | 120,414 | -44.7% |
| 2016/9 | 217,874 | +2.2% |
| 2015/9 | 213,197 | -42.7% |
| 2014/9 | 371,836 | +77.0% |
| 2013/9 | 210,058 | +22.5% |
| 2012/9 | 171,444 | -2750.2% |
| 2011/9 | -6,469 | - |