| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/12 | 59,175 | -25.3% |
| 2023/12 | 79,175 | +0.6% |
| 2022/12 | 78,716 | +6.7% |
| 2021/12 | 73,790 | -5.2% |
| 2020/12 | 77,851 | -9.3% |
| 2019/12 | 85,823 | -11.9% |
| 2018/12 | 97,462 | -14.8% |
| 2017/12 | 114,337 | -6.3% |
| 2016/12 | 122,031 | +143.1% |
| 2015/12 | 50,197 | -5.9% |
| 2014/12 | 53,372 | -5.9% |
| 2013/12 | 56,746 | -10.0% |
| 2012/12 | 63,063 | -10.0% |
| 2011/12 | 70,063 | - |