| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 27.32 | +5.8% |
| 2023/12 | 25.83 | -29.9% |
| 2022/12 | 36.85 | -10.1% |
| 2021/12 | 41.01 | +21.0% |
| 2020/12 | 33.9 | +30.0% |
| 2019/12 | 26.07 | -24.7% |
| 2018/12 | 34.61 | -10.8% |
| 2017/12 | 38.81 | -4.5% |
| 2016/12 | 40.63 | +2.3% |
| 2015/12 | 39.73 | -2.8% |
| 2014/12 | 40.87 | +13.0% |
| 2013/12 | 36.17 | +30.5% |
| 2012/12 | 27.72 | +30.2% |
| 2011/12 | 21.29 | - |