| （単位：百万） | 営業利益 | 前年比（％） |
|---|---|---|
| 2024/12 | 21,270 | -2.7% |
| 2023/12 | 21,856 | +37.4% |
| 2022/12 | 15,911 | +51.3% |
| 2021/12 | 10,518 | -26.7% |
| 2020/12 | 14,340 | +127.4% |
| 2019/12 | 6,307 | -59.4% |
| 2018/12 | 15,530 | -1.0% |
| 2017/12 | 15,691 | +56.1% |
| 2016/12 | 10,049 | -13.9% |
| 2015/12 | 11,672 | -8.8% |
| 2014/12 | 12,804 | +14.4% |
| 2013/12 | 11,192 | +1.3% |
| 2012/12 | 11,051 | +45.9% |
| 2011/12 | 7,577 | +91.4% |
| 2010/12 | 3,959 | - |