| （単位：千円） | 経常（税引前）利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 672,365 | +27.5% |
| 2024/5 | 527,537 | +12.6% |
| 2023/5 | 468,392 | -1.5% |
| 2022/5 | 475,515 | +67.1% |
| 2021/5 | 284,511 | -16.6% |
| 2020/5 | 340,957 | -10.6% |
| 2019/5 | 381,470 | -0.8% |
| 2018/5 | 384,376 | +30.4% |
| 2017/5 | 294,682 | +22.6% |
| 2016/5 | 240,422 | +15.9% |
| 2015/5 | 207,447 | +24.9% |
| 2014/5 | 166,029 | +91.9% |
| 2013/5 | 86,526 | +6.6% |
| 2012/5 | 81,152 | -16.9% |
| 2011/5 | 97,633 | - |