| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 4.4 | +6.9% |
| 2024/12 | 4.1 | +34.3% |
| 2023/12 | 3.1 | -491.9% |
| 2022/12 | -0.8 | -604.7% |
| 2021/12 | 0.2 | -108.5% |
| 2020/12 | -1.8 | -569.5% |
| 2019/12 | 0.4 | -88.0% |
| 2018/12 | 3.3 | +10.8% |
| 2017/12 | 2.9 | -11.0% |
| 2016/12 | 3.3 | -47.1% |
| 2016/3 | 4.2 | -32.3% |
| 2015/3 | 6.2 | -9.4% |
| 2014/3 | 6.9 | +362.9% |
| 2013/3 | 1.5 | +8.0% |
| 2012/3 | 1.4 | - |