| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2023/12 | 89,000 | +55.9% |
| 2022/12 | 57,100 | -61.9% |
| 2021/12 | 150,000 | +21.6% |
| 2020/12 | 123,400 | -47.8% |
| 2019/12 | 236,400 | +2.0% |
| 2018/12 | 231,800 | +10.2% |
| 2017/12 | 210,278 | +9.4% |
| 2016/12 | 192,200 | +14.1% |
| 2015/12 | 168,396 | -6.4% |
| 2014/12 | 179,974 | +46.1% |
| 2013/12 | 123,201 | -9.8% |
| 2012/12 | 136,556 | +7.1% |
| 2011/12 | 127,555 | +47.4% |
| 2010/12 | 86,530 | - |