| （単位：百万円） | 営業利益 | 前年比（％） |
|---|---|---|
| 2026/3 | 187,973 | +56.4% |
| 2025/3 | 120,160 | +353.8% |
| 2024/3 | 26,480 | -51.6% |
| 2023/3 | 54,740 | -43.0% |
| 2022/3 | 96,077 | -26.4% |
| 2021/3 | 130,516 | -22.2% |
| 2020/3 | 167,755 | +9.4% |
| 2019/3 | 153,323 | -15.7% |
| 2018/3 | 181,859 | +29.1% |
| 2017/3 | 140,822 | +19.9% |
| 2016/3 | 117,468 | +66.8% |
| 2015/3 | 70,417 | +31.0% |
| 2014/3 | 53,773 | +51.0% |
| 2013/3 | 35,606 | - |