| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2025/6 | 12,199 | +181.6% |
| 2024/6 | 4,332 | +1.7% |
| 2023/6 | 4,259 | -43.8% |
| 2022/6 | 7,575 | -57.0% |
| 2021/6 | 17,615 | +13.9% |
| 2020/6 | 15,466 | +57.6% |
| 2019/6 | 9,814 | -4.9% |
| 2018/6 | 10,323 | +132.0% |
| 2017/6 | 4,449 | -66.8% |
| 2016/6 | 13,414 | -3.5% |
| 2015/6 | 13,899 | -28.5% |
| 2014/6 | 19,448 | +61.2% |
| 2013/6 | 12,068 | -43.8% |
| 2012/6 | 21,456 | - |