| （単位：千円） | 経常（税引前）利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 416,284 | +22.4% |
| 2024/5 | 340,056 | -265.7% |
| 2023/5 | -205,196 | -36.6% |
| 2022/5 | -323,419 | -144.3% |
| 2021/5 | 730,620 | +17.1% |
| 2020/5 | 623,750 | +42.5% |
| 2019/5 | 437,836 | -51.3% |
| 2018/5 | 899,530 | +62.2% |
| 2017/5 | 554,655 | +204.0% |
| 2016/5 | 182,442 | +167.2% |
| 2015/5 | 68,280 | -52.1% |
| 2014/5 | 142,529 | -38.9% |
| 2013/5 | 233,365 | -29.3% |
| 2012/5 | 329,985 | +93.5% |
| 2011/5 | 170,496 | - |