| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/3 | 21.51 | +2.3% |
| 2024/3 | 21.01 | +17.7% |
| 2023/3 | 17.86 | +15.5% |
| 2022/3 | 15.46 | -14.4% |
| 2021/3 | 18.07 | -33.7% |
| 2020/3 | 27.23 | +24.9% |
| 2019/3 | 21.8 | -22.5% |
| 2018/3 | 28.14 | +12.7% |
| 2017/3 | 24.97 | +25.2% |
| 2016/3 | 19.95 | -2.6% |
| 2015/3 | 20.49 | +10363.1% |
| 2014/3 | 0.2 | -94.7% |
| 2013/3 | 3.66 | +742.6% |
| 2012/3 | 0.43 | -105.6% |
| 2011/3 | -7.77 | -59.8% |
| 2010/3 | -19.32 | - |