| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 22.3 | +3.8% |
| 2024/12 | 21.5 | +10.2% |
| 2023/12 | 19.5 | -46.3% |
| 2022/12 | 36.3 | -35.0% |
| 2021/12 | 55.8 | +59.4% |
| 2020/12 | 35.0 | -21.0% |
| 2019/12 | 44.4 | +22.4% |
| 2018/12 | 36.3 | -12.3% |
| 2017/12 | 41.3 | +38.8% |
| 2016/12 | 29.8 | -2.8% |
| 2015/12 | 30.6 | +140.1% |
| 2014/12 | 12.8 | -22.2% |
| 2013/12 | 16.4 | -1792.7% |
| 2012/12 | -1.0 | -111.7% |
| 2011/12 | 8.3 | - |