| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 19.0 | +31.5% |
| 2024/12 | 14.4 | +104.0% |
| 2023/12 | 7.1 | -29.0% |
| 2022/12 | 10.0 | -8.9% |
| 2021/12 | 10.9 | -18.2% |
| 2020/12 | 13.4 | +7.4% |
| 2019/12 | 12.4 | +46.6% |
| 2018/12 | 8.5 | +1.3% |
| 2017/12 | 8.4 | -12.9% |
| 2016/12 | 9.6 | -13.2% |
| 2015/12 | 11.1 | -37.6% |
| 2014/12 | 17.7 | +17.2% |
| 2014/3 | 14.8 | -2.2% |
| 2013/3 | 15.1 | +14.9% |
| 2012/3 | 13.2 | +15.7% |
| 2011/3 | 11.4 | - |