| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 38.3 | +10.9% |
| 2024/12 | 34.5 | +23.9% |
| 2023/12 | 27.9 | -45.0% |
| 2022/12 | 50.7 | -28.2% |
| 2021/12 | 70.6 | +50.7% |
| 2020/12 | 46.8 | +40.9% |
| 2019/12 | 33.2 | -9.3% |
| 2018/12 | 36.7 | -13.2% |
| 2017/12 | 42.2 | -4.1% |
| 2016/12 | 44.0 | +47.7% |
| 2015/12 | 29.8 | -12.7% |
| 2014/12 | 34.2 | +47.2% |
| 2013/12 | 23.2 | +38.3% |
| 2012/12 | 16.8 | -25.2% |
| 2011/12 | 22.4 | - |