| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/12 | 76,108 | - |
| 2022/12 | 69,800 | +0.1% |
| 2021/12 | 69,700 | -74.0% |
| 2020/12 | 268,077 | +23.1% |
| 2019/12 | 217,687 | +0.2% |
| 2018/12 | 217,296 | +0.2% |
| 2017/12 | 216,905 | +0.2% |
| 2016/12 | 216,514 | +209.3% |
| 2015/12 | 70,000 | -41.3% |
| 2014/12 | 119,300 | +203.6% |
| 2013/12 | 39,300 | 0.0% |
| 2012/12 | 39,300 | -20.3% |
| 2011/12 | 49,300 | - |