| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 28.22 | +8.2% |
| 2023/12 | 26.09 | -6.3% |
| 2022/12 | 27.85 | +3.1% |
| 2021/12 | 27.03 | -8.0% |
| 2020/12 | 29.38 | -14.8% |
| 2019/12 | 34.47 | -8.4% |
| 2018/12 | 37.65 | +4.2% |
| 2017/12 | 36.13 | -6.1% |
| 2016/12 | 38.48 | +1.7% |
| 2015/12 | 37.84 | +1.7% |
| 2014/12 | 37.19 | -0.7% |
| 2013/12 | 37.44 | +1.8% |
| 2012/12 | 36.78 | -4.0% |
| 2011/12 | 38.3 | +2.7% |
| 2010/12 | 37.29 | - |