| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 31.3 | +40.7% |
| 2024/12 | 22.2 | -18.2% |
| 2023/12 | 27.2 | -36.0% |
| 2022/12 | 42.5 | -12.1% |
| 2021/12 | 48.3 | +109.2% |
| 2020/12 | 23.1 | -35.9% |
| 2019/12 | 36.0 | -8.7% |
| 2018/12 | 39.5 | -4.0% |
| 2017/12 | 41.1 | -4.9% |
| 2016/12 | 43.2 | -7.6% |
| 2015/12 | 46.8 | +15.1% |
| 2014/12 | 40.6 | -4.8% |
| 2013/12 | 42.6 | +15.5% |
| 2012/12 | 36.9 | +37.7% |
| 2011/12 | 26.8 | - |