| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/4 | 11,732 | +133.8% |
| 2024/4 | 5,019 | -207.4% |
| 2023/4 | -4,672 | -41.9% |
| 2022/4 | -8,038 | +739.0% |
| 2021/4 | -958 | -91.2% |
| 2020/4 | -10,922 | +287.7% |
| 2019/4 | -2,817 | -77.3% |
| 2018/4 | -12,395 | +64.7% |
| 2017/4 | -7,525 | -678.0% |
| 2016/4 | 1,302 | -64.6% |
| 2015/4 | 3,675 | -24.6% |
| 2014/4 | 4,873 | +4.1% |
| 2013/4 | 4,679 | -30.2% |
| 2012/4 | 6,703 | - |