| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 29.9 | +22.4% |
| 2024/12 | 24.5 | -20.2% |
| 2023/12 | 30.6 | -9.2% |
| 2022/12 | 33.8 | -40.3% |
| 2021/12 | 56.5 | +91.1% |
| 2020/12 | 29.6 | -10.5% |
| 2019/12 | 33.1 | -11.6% |
| 2018/12 | 37.4 | -5.0% |
| 2017/12 | 39.4 | +13.1% |
| 2016/12 | 34.8 | +5.9% |
| 2015/12 | 32.9 | +18.6% |
| 2014/12 | 27.8 | +10.0% |
| 2013/12 | 25.2 | -15.6% |
| 2012/12 | 29.9 | +48.2% |
| 2011/12 | 20.2 | - |