| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2023/12 | 6,762 | -39.3% |
| 2022/12 | 11,137 | 0.0% |
| 2021/12 | 11,137 | -95.3% |
| 2020/12 | 238,342 | -2.4% |
| 2019/12 | 244,224 | -11.4% |
| 2018/12 | 275,695 | -10.4% |
| 2017/12 | 307,621 | -0.6% |
| 2016/12 | 309,555 | +68.1% |
| 2015/12 | 184,135 | -2.1% |
| 2014/12 | 188,100 | +69.5% |
| 2013/12 | 110,994 | -0.9% |
| 2012/12 | 111,966 | -8.9% |
| 2011/12 | 122,937 | - |