| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 3Q25 | 67,190 | +5.7% |
| 2Q25 | 51,234 | -5.0% |
| 1Q25 | 58,922 | -1.4% |
| 3Q24 | 63,543 | +0.9% |
| 2Q24 | 53,926 | +10.5% |
| 1Q24 | 59,730 | +16.2% |
| 3Q23 | 63,001 | +19.1% |
| 2Q23 | 48,781 | +13.8% |
| 1Q23 | 51,386 | +15.9% |
| 3Q22 | 52,889 | +13.2% |
| 2Q22 | 42,872 | +14.6% |
| 1Q22 | 44,335 | +5.1% |
| 4Q21 | 40,802 | +22.8% |
| 3Q21 | 46,725 | +106.1% |
| 2Q21 | 37,412 | -9.3% |
| 1Q21 | 42,188 | +3.2% |
| 4Q20 | 33,219 | -28.0% |
| 3Q20 | 22,669 | -42.8% |
| 2Q20 | 41,244 | +14.5% |
| 1Q20 | 40,891 | +0.7% |
| 4Q19 | 46,155 | +3.1% |
| 3Q19 | 39,621 | +5.1% |
| 2Q19 | 36,030 | +3.5% |
| 1Q19 | 40,622 | +14.7% |
| 4Q18 | 44,780 | +23.4% |
| 3Q18 | 37,709 | +19.5% |
| 2Q18 | 34,796 | +16.1% |
| 1Q18 | 35,411 | - |
| 4Q17 | 36,295 | +8.7% |
| 3Q17 | 31,550 | +2.5% |
| 2Q17 | 29,962 | +27.0% |
| 4Q16 | 33,403 | -202.0% |
| 3Q16 | 30,784 | +26.8% |
| 2Q16 | 23,589 | +40.3% |
| 1Q16 | 30,102 | +11.6% |
| 4Q15 | -32,763 | -71.8% |
| 3Q15 | 24,285 | -9.3% |
| 2Q15 | 16,811 | -8.4% |
| 1Q15 | 26,973 | -6.4% |
| 4Q14 | -116,013 | -35.3% |
| 3Q14 | 26,767 | -13.5% |
| 2Q14 | 18,346 | -27.9% |
| 1Q14 | 28,831 | -35.1% |
| 4Q13 | -179,338 | -766.4% |
| 3Q13 | 30,956 | - |
| 2Q13 | 25,450 | - |
| 1Q13 | 44,436 | - |
| 4Q12 | 26,913 | -36.9% |
| 4Q11 | 42,638 | - |