| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 549,835 | -18.3% |
| 2023/12 | 673,292 | +7.1% |
| 2022/12 | 628,524 | -16.9% |
| 2021/12 | 756,451 | +14.5% |
| 2020/12 | 660,468 | -27.1% |
| 2019/12 | 906,209 | +41.4% |
| 2018/12 | 640,732 | +18.3% |
| 2017/12 | 541,445 | +72.0% |
| 2016/12 | 314,710 | -3.3% |
| 2015/12 | 325,559 | +69.7% |
| 2014/12 | 191,814 | +121.5% |
| 2013/12 | 86,588 | -57.3% |
| 2012/12 | 202,633 | -166.4% |
| 2011/12 | -305,078 | -33.1% |
| 2010/12 | -456,069 | - |