| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 25.92 | -7.8% |
| 2023/12 | 28.11 | -40.6% |
| 2022/12 | 47.29 | -21.9% |
| 2021/12 | 60.57 | +50.2% |
| 2020/12 | 40.33 | +10.6% |
| 2019/12 | 36.45 | -0.9% |
| 2018/12 | 36.79 | -2.1% |
| 2017/12 | 37.57 | +6.3% |
| 2016/12 | 35.33 | +6.5% |
| 2015/12 | 33.18 | +120.0% |
| 2014/12 | 15.08 | -61.0% |
| 2013/12 | 38.7 | +6.1% |
| 2012/12 | 36.46 | -6.1% |
| 2011/12 | 38.83 | - |