| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 21.0 | +48.3% |
| 2024/12 | 14.2 | -1.4% |
| 2023/12 | 14.4 | -2.2% |
| 2022/12 | 14.7 | -74.8% |
| 2021/12 | 58.2 | -0.2% |
| 2020/12 | 58.3 | +37.2% |
| 2019/12 | 42.5 | +92.9% |
| 2018/12 | 22.0 | +1.2% |
| 2017/12 | 21.8 | -11.7% |
| 2016/12 | 24.7 | +10.6% |
| 2015/12 | 22.3 | +309.8% |
| 2014/12 | 5.4 | -71.1% |
| 2013/12 | 18.8 | -28.1% |
| 2012/12 | 26.2 | +34.2% |
| 2011/12 | 19.5 | - |