| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 296,100 | -33.0% |
| 2023/12 | 442,200 | +38.1% |
| 2022/12 | 320,200 | -26.2% |
| 2021/12 | 433,700 | +162.5% |
| 2020/12 | 165,200 | +34.9% |
| 2019/12 | 122,500 | +48.7% |
| 2018/12 | 82,400 | -212.4% |
| 2017/12 | -73,300 | +88.9% |
| 2016/12 | -38,800 | -167.2% |
| 2015/12 | 57,700 | +184.2% |
| 2014/12 | 20,300 | -107.1% |
| 2013/12 | -286,200 | +211.1% |
| 2012/12 | -92,000 | -78.4% |
| 2011/12 | -426,700 | - |