| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2023/12 | 1,997 | -196.2% |
| 2022/12 | -2,076 | -36.3% |
| 2021/12 | -3,261 | +105.9% |
| 2020/12 | -1,584 | -81.0% |
| 2019/12 | -8,343 | +16.2% |
| 2018/12 | -7,178 | +3.1% |
| 2017/12 | -6,962 | -181.2% |
| 2016/12 | 8,576 | -42.4% |
| 2015/12 | 14,888 | +19.2% |
| 2014/12 | 12,486 | -11.3% |
| 2013/12 | 14,078 | -24.1% |
| 2012/12 | 18,544 | +62.7% |
| 2011/12 | 11,396 | - |