| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 7.0 | +44.4% |
| 2024/12 | 4.9 | -36.6% |
| 2023/12 | 7.7 | +50.4% |
| 2022/12 | 5.1 | -85.0% |
| 2021/12 | 34.0 | +181.8% |
| 2020/12 | 12.1 | +25.0% |
| 2019/12 | 9.7 | -5.1% |
| 2018/12 | 10.2 | -17.7% |
| 2017/12 | 12.4 | +22.3% |
| 2016/12 | 10.1 | +15.2% |
| 2015/12 | 8.8 | -26.7% |
| 2015/3 | 12.4 | +3.4% |
| 2014/3 | 12.0 | +20.2% |
| 2013/3 | 10.0 | -19.8% |
| 2012/3 | 12.4 | - |