| （単位：百万円） | 営業利益 | 前年比（％） |
|---|---|---|
| 2026/3 | 240,780 | +58.5% |
| 2025/3 | 151,882 | +11.5% |
| 2024/3 | 136,226 | +10.3% |
| 2023/3 | 123,526 | +0.1% |
| 2022/3 | 123,382 | -3.1% |
| 2021/3 | 127,298 | -3.6% |
| 2020/3 | 131,987 | -7.5% |
| 2019/3 | 142,622 | -9.9% |
| 2018/3 | 158,373 | +1.9% |
| 2017/3 | 155,392 | +39.9% |
| 2016/3 | 111,079 | +777.1% |
| 2015/3 | 12,665 | -45.0% |
| 2014/3 | 23,007 | +24.6% |
| 2013/3 | 18,469 | - |