| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 17.1 | +4.3% |
| 2023/12 | 16.4 | +15.7% |
| 2022/12 | 14.2 | -5.5% |
| 2021/12 | 15.0 | +326.7% |
| 2020/12 | 3.5 | -78.5% |
| 2019/12 | 16.3 | +30.4% |
| 2018/12 | 12.5 | -30.8% |
| 2017/12 | 18.1 | +10.3% |
| 2016/12 | 16.4 | -6.9% |
| 2015/12 | 17.6 | +2.1% |
| 2014/12 | 17.3 | +8.4% |
| 2013/12 | 15.9 | +27.6% |
| 2012/12 | 12.5 | -26.4% |
| 2011/12 | 17.0 | +9.6% |
| 2010/12 | 15.5 | - |