| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 47.4 | +55.2% |
| 2024/12 | 30.5 | +27.5% |
| 2023/12 | 24.0 | -37.6% |
| 2022/12 | 38.4 | -32.4% |
| 2021/12 | 56.7 | +2.5% |
| 2020/12 | 55.3 | +48.4% |
| 2019/12 | 37.3 | -0.6% |
| 2018/12 | 37.5 | -5.3% |
| 2017/12 | 39.6 | +10.9% |
| 2016/12 | 35.7 | -21.3% |
| 2015/12 | 45.4 | +0.9% |
| 2014/12 | 44.9 | +17.1% |
| 2013/12 | 38.4 | -12.4% |
| 2012/12 | 43.9 | +20.5% |
| 2011/12 | 36.4 | - |