| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2023/12 | -101,700 | +387.8% |
| 2022/12 | -20,850 | -50.7% |
| 2021/12 | -42,296 | -74.6% |
| 2020/12 | -166,785 | +280.4% |
| 2019/12 | -43,849 | -172.2% |
| 2018/12 | 60,744 | -221.1% |
| 2017/12 | -50,177 | -526.6% |
| 2016/12 | 11,763 | -141.9% |
| 2015/12 | -28,063 | -84.2% |
| 2014/12 | -177,375 | +55.1% |
| 2013/12 | -114,384 | +578.3% |
| 2012/12 | -16,863 | -139.4% |
| 2011/12 | 42,772 | - |