| （単位：百万円） | 営業利益 | 前年比（％） |
|---|---|---|
| 2026/3 | 31,191 | +2.7% |
| 2025/3 | 30,381 | +14.5% |
| 2024/3 | 26,534 | -10.3% |
| 2023/3 | 29,575 | +24.2% |
| 2022/3 | 23,819 | +47.0% |
| 2021/3 | 16,208 | -5.1% |
| 2020/3 | 17,079 | -21.5% |
| 2019/3 | 21,758 | -11.2% |
| 2018/3 | 24,497 | -6.9% |
| 2017/3 | 26,308 | +55.0% |
| 2016/3 | 16,972 | +95.4% |
| 2015/3 | 8,686 | +59.2% |
| 2014/3 | 5,456 | +10.9% |
| 2013/3 | 4,921 | - |