| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 180,309 | -21.7% |
| 2023/12 | 230,277 | +209.6% |
| 2022/12 | 74,389 | -60.2% |
| 2021/12 | 186,780 | +146.0% |
| 2020/12 | 75,934 | -70.4% |
| 2019/12 | 256,793 | -45.3% |
| 2018/12 | 469,447 | -3.6% |
| 2017/12 | 486,987 | -6.6% |
| 2016/12 | 521,194 | -10.6% |
| 2015/12 | 582,908 | +50.7% |
| 2014/12 | 386,791 | +45.7% |
| 2013/12 | 265,476 | +32.1% |
| 2012/12 | 200,891 | +66.7% |
| 2011/12 | 120,512 | - |