| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/5 | 10.4 | -4.5% |
| 2025/5 | 10.8 | -12.2% |
| 2024/5 | 12.4 | -0.0% |
| 2023/5 | 12.4 | -3.7% |
| 2022/5 | 12.8 | +8.7% |
| 2021/5 | 11.8 | +12.0% |
| 2020/5 | 10.5 | +61.4% |
| 2019/5 | 6.5 | +2.9% |
| 2018/5 | 6.3 | +15.8% |
| 2017/5 | 5.5 | -4.7% |
| 2016/5 | 5.8 | -19.7% |
| 2015/5 | 7.2 | -20.1% |
| 2014/5 | 9.0 | +82.2% |
| 2013/5 | 4.9 | +1221.6% |
| 2012/5 | 0.4 | -108.0% |
| 2011/5 | -4.6 | - |