| （単位：百万円） | 営業利益 | 前年比（％） |
|---|---|---|
| 2026/3 | 83,140 | +42.5% |
| 2025/3 | 58,326 | +42.5% |
| 2024/3 | 40,934 | +25.0% |
| 2023/3 | 32,748 | +6.9% |
| 2022/3 | 30,643 | +2.0% |
| 2021/3 | 30,041 | -13.4% |
| 2020/3 | 34,693 | +15.6% |
| 2019/3 | 30,012 | +2.6% |
| 2018/3 | 29,261 | +10.8% |
| 2017/3 | 26,397 | +60.8% |
| 2016/3 | 16,416 | +74.9% |
| 2015/3 | 9,388 | +13.3% |
| 2014/3 | 8,284 | +12.5% |
| 2013/3 | 7,364 | - |