| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2024/9 | 61,102 | -2.3% |
| 2023/9 | 62,545 | +3.5% |
| 2022/9 | 60,453 | -53.6% |
| 2021/9 | 130,200 | +40.0% |
| 2020/9 | 92,968 | +148.9% |
| 2019/9 | 37,350 | -43.5% |
| 2018/9 | 66,068 | +19.4% |
| 2017/9 | 55,332 | -36.7% |
| 2016/9 | 87,404 | -6.6% |
| 2015/9 | 93,613 | +17.2% |
| 2014/9 | 79,855 | +21.0% |
| 2013/9 | 66,005 | +22.5% |
| 2012/9 | 53,866 | -13.2% |
| 2011/9 | 62,047 | - |