| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 21.8 | +111.7% |
| 2025/3 | 10.3 | -15.8% |
| 2024/3 | 12.3 | +57.9% |
| 2023/3 | 7.8 | +26.5% |
| 2022/3 | 6.1 | +254.5% |
| 2021/3 | 1.7 | +16.9% |
| 2020/3 | 1.5 | -14.8% |
| 2019/3 | 1.7 | -84.4% |
| 2018/3 | 11.1 | +5.2% |
| 2017/8 | 10.6 | +6.9% |
| 2016/8 | 9.9 | +44.6% |
| 2015/8 | 6.8 | +119.0% |
| 2014/8 | 3.1 | -23.4% |
| 2013/8 | 4.1 | -0.4% |
| 2012/8 | 4.1 | -50.8% |
| 2011/8 | 8.3 | - |