| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2024/12 | 20,004 | +12.3% |
| 2023/12 | 17,811 | -32.3% |
| 2022/12 | 26,315 | -17.5% |
| 2021/12 | 31,896 | -3.4% |
| 2020/12 | 33,032 | +256.1% |
| 2019/12 | 9,275 | -32.9% |
| 2018/12 | 13,817 | -5.4% |
| 2017/12 | 14,600 | +0.1% |
| 2016/12 | 14,583 | +13.8% |
| 2015/12 | 12,818 | -17.3% |
| 2014/12 | 15,504 | +6.9% |
| 2013/12 | 14,497 | -660.8% |
| 2012/12 | -2,585 | -162.0% |
| 2011/12 | 4,171 | - |