| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 34.43 | +91.6% |
| 2023/12 | 17.97 | -12.1% |
| 2022/12 | 20.44 | +3.6% |
| 2021/12 | 19.74 | -14.4% |
| 2020/12 | 23.06 | +1.8% |
| 2019/12 | 22.64 | +7.8% |
| 2018/12 | 21.01 | +16.3% |
| 2017/12 | 18.06 | +14.4% |
| 2016/12 | 15.78 | -3.8% |
| 2015/12 | 16.41 | -12.5% |
| 2014/12 | 18.76 | -0.3% |
| 2013/12 | 18.82 | -6.0% |
| 2012/12 | 20.01 | -15.4% |
| 2011/12 | 23.65 | - |