| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2023/12 | 328,035 | -3.2% |
| 2022/12 | 339,010 | +5.8% |
| 2021/12 | 320,439 | +30.7% |
| 2020/12 | 245,143 | +6.1% |
| 2019/12 | 231,135 | +3.2% |
| 2018/12 | 224,049 | -4.1% |
| 2017/12 | 233,688 | +0.3% |
| 2016/12 | 232,997 | +16.5% |
| 2015/12 | 199,920 | -6.3% |
| 2014/12 | 213,388 | +90.5% |
| 2013/12 | 112,036 | -27.7% |
| 2012/12 | 154,933 | +8.1% |
| 2011/12 | 143,321 | +28.8% |
| 2010/12 | 111,313 | - |