| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/12 | 397,142 | +0.2% |
| 2023/12 | 396,465 | +0.2% |
| 2022/12 | 395,818 | -7.6% |
| 2021/12 | 428,315 | -4.4% |
| 2020/12 | 447,979 | -1.6% |
| 2019/12 | 455,386 | -9.8% |
| 2018/12 | 504,898 | -8.2% |
| 2017/12 | 550,111 | +133.2% |
| 2016/12 | 235,933 | -24.5% |
| 2015/12 | 312,496 | -3.9% |
| 2014/12 | 325,273 | -10.2% |
| 2013/12 | 362,135 | - |
| 2011/12 | 65,000 | - |