| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/3 | -1,530 | -81.3% |
| 2024/3 | -8,162 | +470.8% |
| 2023/3 | -1,430 | -105.6% |
| 2022/3 | 25,710 | -31.6% |
| 2021/3 | 37,587 | +21.3% |
| 2020/3 | 30,977 | -32.9% |
| 2019/3 | 46,174 | -11.4% |
| 2018/3 | 52,136 | +39.1% |
| 2017/3 | 37,483 | +15.7% |
| 2016/3 | 32,388 | +17.3% |
| 2015/3 | 27,613 | -2.1% |
| 2014/3 | 28,218 | +4.5% |
| 2013/3 | 27,005 | +3.8% |
| 2012/3 | 26,022 | - |