| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 2024/4 | 774,596 | +3.5% |
| 2023/4 | 748,292 | -4.9% |
| 2022/4 | 787,027 | -4.2% |
| 2021/4 | 821,588 | +6.0% |
| 2020/4 | 775,025 | +61.9% |
| 2019/4 | 478,790 | +33.0% |
| 2018/4 | 360,000 | -1.4% |
| 2017/4 | 365,000 | -39.7% |
| 2016/4 | 605,007 | -6.9% |
| 2015/4 | 650,090 | -7.1% |
| 2014/4 | 700,100 | +4.0% |
| 2013/4 | 673,000 | +41.7% |
| 2012/4 | 475,000 | +4.6% |
| 2011/4 | 454,200 | - |