| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 38.84 | -22.3% |
| 2023/12 | 49.97 | +3.0% |
| 2022/12 | 48.52 | +11.5% |
| 2021/12 | 43.52 | +13.1% |
| 2020/12 | 38.48 | -1.8% |
| 2019/12 | 39.17 | +2.5% |
| 2018/12 | 38.2 | -11.7% |
| 2017/12 | 43.24 | +25.4% |
| 2016/12 | 34.5 | +28.9% |
| 2015/12 | 26.76 | -35.1% |
| 2014/12 | 41.24 | +20.4% |
| 2013/12 | 34.24 | +3.5% |
| 2012/12 | 33.08 | -1.8% |
| 2011/12 | 33.69 | - |