| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 302,651 | +21.4% |
| 2023/12 | 249,321 | -25.7% |
| 2022/12 | 335,357 | +5.8% |
| 2021/12 | 317,065 | +320.6% |
| 2020/12 | 75,381 | -46.7% |
| 2019/12 | 141,421 | +12.8% |
| 2018/12 | 125,335 | -6.9% |
| 2017/12 | 134,562 | +1271.4% |
| 2016/12 | 9,812 | -72.6% |
| 2015/12 | 35,852 | -41.4% |
| 2014/12 | 61,229 | +482.0% |
| 2013/12 | 10,520 | -166.6% |
| 2012/12 | -15,788 | -219.9% |
| 2011/12 | 13,165 | - |