| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 21.3 | +187.5% |
| 2024/12 | 7.4 | -66.1% |
| 2023/12 | 21.9 | -2.0% |
| 2022/12 | 22.3 | +9.9% |
| 2021/12 | 20.3 | +1.2% |
| 2020/12 | 20.1 | -6.1% |
| 2019/12 | 21.4 | -10.8% |
| 2018/12 | 24.0 | -4.7% |
| 2017/12 | 25.2 | -6.7% |
| 2016/12 | 27.0 | +7.6% |
| 2015/12 | 25.1 | +0.8% |
| 2014/12 | 24.9 | +3.6% |
| 2014/3 | 26.5 | +10.3% |
| 2013/3 | 24.0 | +38.6% |
| 2012/3 | 17.3 | +9.4% |
| 2011/3 | 15.8 | - |