| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 18.4 | -3.6% |
| 2023/12 | 19.0 | +219.5% |
| 2022/12 | 6.0 | -66.3% |
| 2021/12 | 17.7 | +15.3% |
| 2020/12 | 15.3 | -2.8% |
| 2019/12 | 15.8 | -9.8% |
| 2018/12 | 17.5 | +0.7% |
| 2017/12 | 17.4 | +0.9% |
| 2016/12 | 17.2 | +8.5% |
| 2015/12 | 15.9 | +30.4% |
| 2014/12 | 12.2 | +10.9% |
| 2013/12 | 11.0 | -9.0% |
| 2012/12 | 12.1 | +27.7% |
| 2011/12 | 9.4 | +89.0% |
| 2010/12 | 5.0 | - |