| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2023/12 | -482,761 | +53.2% |
| 2022/12 | -315,195 | +31.1% |
| 2021/12 | -240,507 | -33.2% |
| 2020/12 | -360,066 | +39.6% |
| 2019/12 | -257,841 | -0.8% |
| 2018/12 | -259,987 | +71.0% |
| 2017/12 | -152,068 | -28.8% |
| 2016/12 | -213,568 | +15.5% |
| 2015/12 | -184,834 | -32.9% |
| 2014/12 | -275,410 | -286.5% |
| 2013/3 | 147,656 | -41.9% |
| 2012/3 | 254,013 | - |