| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/12 | 186,958 | -9.5% |
| 2023/12 | 206,650 | -2.8% |
| 2022/12 | 212,556 | +0.1% |
| 2021/12 | 212,303 | -0.6% |
| 2020/12 | 213,500 | -1.2% |
| 2019/12 | 216,000 | -11.3% |
| 2018/12 | 243,541 | -17.6% |
| 2017/12 | 295,489 | +1.7% |
| 2016/12 | 290,447 | -7.3% |
| 2015/12 | 313,337 | -7.9% |
| 2014/12 | 340,313 | -6.5% |
| 2013/12 | 364,063 | +6.8% |
| 2012/12 | 340,814 | -10.2% |
| 2011/12 | 379,662 | - |