| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/1 | 68.85 | -71.9% |
| 2024/1 | 244.64 | +1.1% |
| 2023/1 | 242.08 | +65.5% |
| 2022/1 | 146.29 | +46.0% |
| 2021/1 | 100.17 | -67.6% |
| 2020/1 | 309.61 | -21.0% |
| 2019/1 | 391.91 | -15.4% |
| 2018/1 | 463.04 | +1257.9% |
| 2017/1 | 34.1 | +61.3% |
| 2016/1 | 21.14 | +90.5% |
| 2015/1 | 11.1 | -14.4% |
| 2014/1 | 12.96 | +21.5% |
| 2013/1 | 10.67 | -24.4% |
| 2012/1 | 14.11 | - |