| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 30.7 | +19.7% |
| 2023/12 | 25.7 | +11.8% |
| 2022/12 | 23.0 | +71.7% |
| 2021/12 | 13.4 | +60.2% |
| 2020/12 | 8.3 | -78.9% |
| 2019/12 | 39.5 | +18.8% |
| 2018/12 | 33.3 | -4.0% |
| 2017/12 | 34.7 | +37.3% |
| 2016/12 | 25.3 | -25.5% |
| 2015/12 | 33.9 | -4.2% |
| 2014/12 | 35.4 | +4.8% |
| 2013/12 | 33.8 | +0.9% |
| 2012/12 | 33.5 | +6.6% |
| 2011/12 | 31.4 | +29.8% |
| 2010/12 | 24.2 | - |