| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 13,283 | -3.3% |
| 3Q25 | 13,046 | -0.6% |
| 2Q25 | 13,183 | -10.4% |
| 1Q25 | 13,730 | -12.5% |
| 3Q24 | 13,120 | -18.9% |
| 2Q24 | 14,706 | -14.9% |
| 1Q24 | 15,698 | -3.8% |
| 3Q23 | 16,170 | +38.4% |
| 2Q23 | 17,277 | +59.9% |
| 1Q23 | 16,322 | +54.7% |
| 3Q22 | 11,686 | +1.1% |
| 2Q22 | 10,805 | +21.1% |
| 1Q22 | 10,548 | +78.9% |
| 3Q21 | 11,557 | -17.9% |
| 2Q21 | 8,920 | -30.4% |
| 1Q21 | 5,896 | -54.6% |
| 3Q20 | 14,081 | +0.5% |
| 2Q20 | 12,814 | +0.4% |
| 1Q20 | 12,993 | +4.3% |
| 3Q19 | 14,006 | +6.2% |
| 2Q19 | 12,758 | -6.5% |
| 1Q19 | 12,460 | -0.6% |
| 3Q18 | 13,189 | +43.4% |
| 2Q18 | 13,643 | +24.2% |
| 1Q18 | 12,532 | +18.0% |
| 3Q17 | 9,195 | -47.5% |
| 2Q17 | 10,985 | -36.1% |
| 1Q17 | 10,617 | -28.6% |
| 3Q16 | 17,505 | -121.7% |
| 2Q16 | 17,190 | +5.0% |
| 1Q16 | 14,872 | +9.4% |
| 3Q15 | -80,610 | -622.3% |
| 2Q15 | 16,367 | +3.4% |
| 1Q15 | 13,594 | -0.0% |
| 3Q14 | 15,434 | +54.1% |
| 2Q14 | 15,824 | +25.4% |
| 1Q14 | 13,597 | - |
| 3Q13 | 10,017 | -9.7% |
| 2Q13 | 12,623 | -20.0% |
| 3Q12 | 11,097 | - |
| 2Q12 | 15,772 | - |