| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 3.2 | -66.7% |
| 2025/3 | 9.7 | -10.6% |
| 2024/3 | 10.8 | -0.5% |
| 2023/3 | 10.9 | -11.9% |
| 2022/3 | 12.3 | +249.5% |
| 2021/3 | 3.5 | -64.4% |
| 2020/3 | 9.9 | +18.7% |
| 2019/3 | 8.4 | +16.2% |
| 2018/3 | 7.2 | -21.6% |
| 2017/3 | 9.2 | -31.8% |
| 2016/3 | 13.4 | +60.8% |
| 2015/3 | 8.4 | +266.8% |
| 2014/3 | 2.3 | -119.2% |
| 2013/3 | -11.8 | +76.6% |
| 2012/3 | -6.7 | - |