| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2024/12 | 315,700 | -21.3% |
| 2023/12 | 401,300 | +223.3% |
| 2022/12 | 170,700 | +196.6% |
| 2022/1 | 124,130 | +115.7% |
| 2021/1 | 57,558 | - |
| 2019/12 | 122,060 | -29.0% |
| 2018/12 | 171,888 | -31.6% |
| 2017/12 | 251,285 | +59.4% |
| 2016/12 | 141,436 | -11.9% |
| 2016/1 | 157,677 | -1.8% |
| 2015/1 | 160,540 | - |
| 2013/12 | 77,810 | -23.0% |
| 2012/12 | 101,114 | +150.7% |
| 2011/12 | 68,231 | - |
| 2011/1 | 40,337 | - |