| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 8.8 | -41.4% |
| 2024/12 | 15.1 | +60.9% |
| 2023/12 | 9.4 | -59.2% |
| 2022/12 | 23.0 | -28.9% |
| 2021/12 | 32.3 | -14.4% |
| 2020/12 | 37.8 | +42.4% |
| 2019/12 | 26.5 | -2.8% |
| 2018/12 | 27.3 | -23.0% |
| 2017/12 | 35.5 | -1.7% |
| 2016/12 | 36.1 | +9.9% |
| 2015/12 | 32.8 | -6.5% |
| 2014/12 | 35.1 | -3.5% |
| 2013/12 | 36.4 | +7.9% |
| 2012/12 | 33.7 | +38.7% |
| 2011/12 | 24.3 | - |