| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 130,502 | -0.7% |
| 2023/12 | 131,376 | -6.1% |
| 2022/12 | 139,902 | +11.5% |
| 2021/12 | 125,470 | +250.7% |
| 2020/12 | 35,772 | -95.2% |
| 2019/12 | 744,653 | -9.7% |
| 2018/12 | 824,763 | +41.3% |
| 2017/12 | 583,642 | -25.6% |
| 2016/12 | 784,059 | -1.0% |
| 2015/12 | 792,027 | +153.1% |
| 2014/12 | 312,869 | +835.7% |
| 2013/12 | 33,438 | -33.8% |
| 2012/12 | 50,526 | -31.3% |
| 2011/12 | 73,596 | - |