| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/12 | 159,140 | -6.3% |
| 2023/12 | 169,851 | -5.9% |
| 2022/12 | 180,437 | -16.1% |
| 2021/12 | 215,144 | +5.7% |
| 2020/12 | 203,584 | -5.9% |
| 2019/12 | 216,342 | -9.4% |
| 2018/12 | 238,820 | -20.9% |
| 2017/12 | 301,829 | +6.5% |
| 2016/12 | 283,383 | +14.5% |
| 2015/5 | 247,411 | +2.8% |
| 2014/5 | 240,587 | -0.9% |
| 2013/5 | 242,773 | +18.9% |
| 2012/5 | 204,194 | - |