| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 8.2 | -41.1% |
| 2024/12 | 13.9 | -17.8% |
| 2023/12 | 17.0 | -59.0% |
| 2022/12 | 41.3 | -14.9% |
| 2021/12 | 48.6 | +104.5% |
| 2020/12 | 23.8 | -28.1% |
| 2019/12 | 33.1 | -15.9% |
| 2018/12 | 39.3 | -14.8% |
| 2017/12 | 46.1 | +1.8% |
| 2016/12 | 45.3 | -8.5% |
| 2015/12 | 49.5 | +2.3% |
| 2014/12 | 48.4 | +2.2% |
| 2013/12 | 47.4 | -7.8% |
| 2012/12 | 51.4 | +94.5% |
| 2011/12 | 26.4 | - |