| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2024/12 | -37,000 | -182.8% |
| 2023/12 | 44,700 | +28.4% |
| 2022/12 | 34,800 | -77.0% |
| 2021/12 | 151,000 | +34.3% |
| 2020/12 | 112,400 | -42.7% |
| 2019/12 | 196,200 | +4.9% |
| 2018/12 | 187,000 | -3.1% |
| 2017/12 | 193,000 | +15.4% |
| 2016/12 | 167,300 | +2.3% |
| 2015/12 | 163,500 | -5.8% |
| 2014/12 | 173,600 | +19.1% |
| 2013/12 | 145,800 | +4.7% |
| 2012/12 | 139,300 | +20.9% |
| 2011/12 | 115,200 | - |