| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 27.4 | +80.3% |
| 2024/12 | 15.2 | -20.7% |
| 2023/12 | 19.2 | -53.2% |
| 2022/12 | 41.0 | -2.0% |
| 2021/12 | 41.8 | +10.4% |
| 2020/12 | 37.9 | +7.3% |
| 2019/12 | 35.3 | +8.4% |
| 2018/12 | 32.6 | -16.0% |
| 2017/12 | 38.8 | +0.3% |
| 2016/12 | 38.7 | +5.1% |
| 2015/12 | 36.8 | +9.6% |
| 2014/12 | 33.6 | -4.1% |
| 2013/12 | 35.0 | -5.3% |
| 2012/12 | 37.0 | +24.4% |
| 2011/12 | 29.7 | - |