| （単位：千円） | 営業利益 | 前年比（％） |
|---|---|---|
| 2026/6 | 527,000 | -36.8% |
| 2025/6 | 833,260 | +68.1% |
| 2024/6 | 495,802 | +65.7% |
| 2023/6 | 299,244 | -55.1% |
| 2022/6 | 666,438 | +36.9% |
| 2021/6 | 486,968 | +236.9% |
| 2020/6 | 144,545 | -72.9% |
| 2019/6 | 532,407 | +59.0% |
| 2018/6 | 334,823 | +71.3% |
| 2017/6 | 195,463 | +446.1% |
| 2016/6 | 35,793 | -74.8% |
| 2015/6 | 141,990 | +22.0% |
| 2014/6 | 116,346 | - |