| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 24.4 | +25.5% |
| 2025/3 | 19.5 | +237.6% |
| 2024/3 | 5.8 | -64.1% |
| 2023/3 | 16.1 | -25.6% |
| 2022/3 | 21.6 | +55.3% |
| 2021/3 | 13.9 | +119.3% |
| 2020/3 | 6.3 | -13.6% |
| 2019/3 | 7.3 | +131.8% |
| 2018/3 | 3.2 | +206.5% |
| 2017/3 | 1.0 | -75.9% |
| 2016/3 | 4.3 | -34.6% |
| 2015/3 | 6.5 | +199.7% |
| 2014/3 | 2.2 | +399.8% |
| 2013/3 | 0.4 | -82.1% |
| 2012/3 | 2.4 | - |