| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 17.5 | +77.6% |
| 2024/12 | 9.8 | -32.2% |
| 2023/12 | 14.5 | +82.5% |
| 2022/12 | 7.9 | -14.6% |
| 2021/12 | 9.3 | +55.0% |
| 2020/12 | 6.0 | -41.7% |
| 2019/12 | 10.3 | +13.8% |
| 2018/12 | 9.0 | -12.7% |
| 2017/12 | 10.3 | +14.7% |
| 2016/12 | 9.0 | +29.7% |
| 2015/12 | 7.0 | +2703.8% |
| 2014/12 | 0.2 | -96.3% |
| 2013/12 | 6.6 | -33.4% |
| 2012/12 | 9.9 | -43.1% |
| 2011/12 | 17.5 | - |