| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/9 | 371,907 | +8.7% |
| 2023/9 | 342,253 | +6.9% |
| 2022/9 | 320,141 | +1183.6% |
| 2021/9 | 24,941 | +6.5% |
| 2020/9 | 23,411 | +64.0% |
| 2019/9 | 14,274 | +64.4% |
| 2018/9 | 8,682 | +119.9% |
| 2017/9 | 3,948 | +20.7% |
| 2016/9 | 3,270 | -18.5% |
| 2015/9 | 4,014 | -5.7% |
| 2014/9 | 4,257 | +7.8% |
| 2013/9 | 3,950 | -22.9% |
| 2012/9 | 5,121 | +41.7% |
| 2011/9 | 3,614 | - |