| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 27.95 | -1.0% |
| 2023/12 | 28.22 | +18.2% |
| 2022/12 | 23.87 | +8.5% |
| 2021/12 | 22.0 | +0.5% |
| 2020/12 | 21.88 | -47.3% |
| 2019/12 | 41.5 | +79.8% |
| 2018/12 | 23.09 | +2.8% |
| 2017/12 | 22.46 | -9.5% |
| 2016/12 | 24.82 | -11.3% |
| 2015/12 | 27.98 | +7.8% |
| 2014/12 | 25.96 | +11.5% |
| 2013/12 | 23.29 | +1.5% |
| 2012/12 | 22.94 | +6.1% |
| 2011/12 | 21.63 | +15.1% |
| 2010/12 | 18.79 | - |