| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 9.9 | +11.5% |
| 2023/12 | 8.8 | -20.5% |
| 2022/12 | 11.1 | +1.7% |
| 2021/12 | 10.9 | +49.0% |
| 2020/12 | 7.3 | -12.5% |
| 2019/12 | 8.4 | -17.4% |
| 2018/12 | 10.1 | -28.0% |
| 2017/12 | 14.1 | +3.2% |
| 2016/12 | 13.6 | +10.3% |
| 2015/12 | 12.4 | +27.0% |
| 2014/12 | 9.7 | -25.9% |
| 2014/3 | 11.9 | -9.3% |
| 2013/3 | 13.2 | -10.0% |
| 2012/3 | 14.6 | +4.0% |
| 2011/3 | 14.1 | - |