| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/12 | 424,873 | -0.5% |
| 2023/12 | 427,133 | 0.0% |
| 2022/12 | 426,983 | +0.5% |
| 2021/12 | 424,986 | +49.3% |
| 2020/12 | 284,713 | -0.4% |
| 2019/12 | 285,821 | -0.7% |
| 2018/12 | 287,757 | -30.1% |
| 2017/12 | 411,811 | - |
| 2014/12 | 250,000 | 0.0% |
| 2013/12 | 250,000 | +100.0% |
| 2012/12 | 125,000 | +151.6% |
| 2011/12 | 49,687 | -2.8% |
| 2010/12 | 51,104 | - |