| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,245 | -40.0% |
| 3Q25 | 1,754 | +18.8% |
| 2Q25 | -1,991 | -185.1% |
| 1Q25 | -1,187 | -241.3% |
| 4Q24 | 2,074 | +34.3% |
| 3Q24 | 1,477 | +26.2% |
| 2Q24 | 2,339 | +30.2% |
| 1Q24 | 839 | -53.2% |
| 4Q23 | 1,545 | +46.9% |
| 3Q23 | 1,171 | -54.7% |
| 2Q23 | 1,797 | +86.8% |
| 1Q23 | 1,793 | +504.0% |
| 4Q22 | 1,051 | -786.5% |
| 3Q22 | 2,583 | +191.6% |
| 2Q22 | 962 | +4.7% |
| 1Q22 | 296 | -80.6% |
| 4Q21 | -154 | -109.9% |
| 3Q21 | 886 | -21.7% |
| 2Q21 | 918 | -490.7% |
| 1Q21 | 1,529 | -163.8% |
| 4Q20 | 1,546 | -116.0% |
| 3Q20 | 1,131 | -52.2% |
| 2Q20 | -236 | -110.5% |
| 1Q20 | -2,396 | -191.8% |
| 4Q19 | -9,656 | -503.3% |
| 3Q19 | 2,368 | +7.0% |
| 2Q19 | 2,246 | +10.8% |
| 1Q19 | 2,609 | +30.5% |
| 4Q18 | 2,394 | -26.8% |
| 3Q18 | 2,213 | -22.8% |
| 2Q18 | 2,027 | +20.5% |
| 1Q18 | 2,000 | -15.7% |
| 4Q17 | 3,273 | -15.8% |
| 3Q17 | 2,868 | -4.7% |
| 2Q17 | 1,681 | -46.9% |
| 1Q17 | 2,373 | -116.5% |
| 4Q16 | 3,888 | +106.1% |
| 3Q16 | 3,010 | -18.6% |
| 2Q16 | 3,165 | +76.0% |
| 1Q16 | -14,360 | -1007.3% |
| 4Q15 | 1,886 | - |
| 3Q15 | 3,697 | +38.5% |
| 2Q15 | 1,798 | -104.0% |
| 1Q15 | 1,582 | -40.3% |
| 3Q14 | 2,670 | -10.0% |
| 2Q14 | -44,749 | -1733.2% |
| 1Q14 | 2,652 | +3.5% |
| 3Q13 | 2,967 | -29.2% |
| 2Q13 | 2,739 | -34.7% |
| 1Q13 | 2,562 | -10.4% |
| 3Q12 | 4,188 | - |
| 2Q12 | 4,198 | - |
| 1Q12 | 2,859 | - |