| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 20.95 | +10.8% |
| 2023/12 | 18.91 | -53.5% |
| 2022/12 | 40.67 | +39.1% |
| 2021/12 | 29.23 | +0.7% |
| 2020/12 | 29.04 | +29.2% |
| 2019/12 | 22.48 | +21.3% |
| 2018/12 | 18.53 | -29.8% |
| 2017/12 | 26.4 | +5.3% |
| 2016/12 | 25.07 | +11.9% |
| 2015/12 | 22.4 | -4.2% |
| 2014/12 | 23.39 | +10.4% |
| 2013/12 | 21.18 | +3.8% |
| 2012/12 | 20.4 | +11.6% |
| 2011/12 | 18.28 | - |