| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/12 | 210,544 | -10.9% |
| 2023/12 | 236,317 | -2.4% |
| 2022/12 | 242,077 | -0.9% |
| 2021/12 | 244,220 | -35.4% |
| 2020/12 | 378,322 | +62.0% |
| 2019/12 | 233,462 | +3.8% |
| 2018/12 | 224,993 | -26.4% |
| 2017/12 | 305,513 | -30.0% |
| 2016/12 | 436,280 | -12.0% |
| 2015/12 | 495,999 | +32.5% |
| 2014/12 | 374,371 | -3.0% |
| 2013/12 | 385,826 | -2.7% |
| 2012/12 | 396,589 | - |
| 2010/12 | 376 | - |