| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/4 | 21.38 | -12.2% |
| 2024/4 | 24.36 | +28.7% |
| 2023/4 | 18.93 | -13.7% |
| 2022/4 | 21.92 | -8.2% |
| 2021/4 | 23.88 | +1.9% |
| 2020/4 | 23.43 | -3.8% |
| 2019/4 | 24.37 | +4.8% |
| 2018/4 | 23.26 | -3.9% |
| 2017/4 | 24.19 | -34.8% |
| 2016/4 | 37.12 | +51.8% |
| 2015/4 | 24.46 | +1.9% |
| 2014/4 | 24.0 | +5.0% |
| 2013/4 | 22.86 | +8.7% |
| 2012/4 | 21.03 | -13.7% |
| 2011/4 | 24.35 | - |