| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 445,800 | -13.6% |
| 2023/12 | 516,000 | -5.3% |
| 2022/12 | 545,100 | +2.2% |
| 2021/12 | 533,300 | -7.8% |
| 2020/12 | 578,600 | +2.3% |
| 2019/12 | 565,500 | +14.5% |
| 2018/12 | 494,100 | -28.5% |
| 2017/12 | 690,600 | -5.6% |
| 2016/12 | 731,700 | -1.6% |
| 2015/12 | 743,500 | -13.3% |
| 2014/12 | 857,300 | -7.9% |
| 2013/12 | 931,300 | +26.8% |
| 2012/12 | 734,600 | +103.8% |
| 2011/12 | 360,400 | - |