| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2023/12 | 77,300 | -49.7% |
| 2022/12 | 153,700 | +112.6% |
| 2021/12 | 72,300 | +126.6% |
| 2020/12 | 31,900 | -115.1% |
| 2019/12 | -211,900 | +31.5% |
| 2018/12 | -161,100 | +2019.7% |
| 2017/12 | -7,600 | -101.8% |
| 2016/12 | 433,775 | -11.0% |
| 2015/12 | 487,612 | -12.4% |
| 2014/12 | 556,336 | +3.9% |
| 2013/12 | 535,619 | +14.2% |
| 2012/12 | 468,836 | +10.5% |
| 2011/12 | 424,311 | +14.5% |
| 2010/12 | 370,683 | - |