| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q26 | 24,884 | -29.5% |
| 4Q25 | 24,864 | -69.7% |
| 3Q25 | 33,760 | -142.9% |
| 2Q25 | -92,823 | -241.3% |
| 1Q25 | 35,315 | -40.1% |
| 4Q24 | 82,037 | +149.7% |
| 3Q24 | -78,729 | -225.8% |
| 2Q24 | 65,693 | -25.5% |
| 1Q24 | 58,971 | +0.8% |
| 4Q23 | 32,853 | -38.0% |
| 3Q23 | 62,566 | +10.1% |
| 2Q23 | 88,166 | +13.1% |
| 1Q23 | 58,508 | -19.1% |
| 4Q22 | 53,006 | -16.9% |
| 3Q22 | 56,824 | -14.2% |
| 2Q22 | 77,964 | +11.4% |
| 1Q22 | 72,279 | +26.9% |
| 4Q21 | 63,748 | -5.2% |
| 3Q21 | 66,190 | -35.0% |
| 2Q21 | 70,004 | -41.9% |
| 1Q21 | 56,975 | -32.2% |
| 4Q20 | 67,228 | -26.2% |
| 3Q20 | 101,812 | +18.6% |
| 2Q20 | 120,533 | +22.0% |
| 1Q20 | 84,047 | -9.3% |
| 4Q19 | 91,118 | -13.4% |
| 3Q19 | 85,860 | -12.9% |
| 2Q19 | 98,831 | -62.7% |
| 1Q19 | 92,705 | +31.5% |
| 4Q18 | 105,256 | +15.0% |
| 3Q18 | 98,610 | +24.7% |
| 2Q18 | 265,284 | +255.4% |
| 1Q18 | 70,480 | -2.8% |
| 4Q17 | 91,511 | +73.2% |
| 3Q17 | 79,052 | +5.7% |
| 2Q17 | 74,641 | +6.5% |
| 1Q17 | 72,516 | +6.2% |
| 4Q16 | 52,826 | -19.1% |
| 3Q16 | 74,758 | +8.5% |
| 2Q16 | 70,093 | +6.7% |
| 1Q16 | 68,271 | +3.2% |
| 4Q15 | 65,321 | +4.8% |
| 3Q15 | 68,911 | -0.9% |
| 2Q15 | 65,665 | +7.2% |
| 1Q15 | 66,145 | - |
| 4Q14 | 62,324 | - |
| 3Q14 | 69,525 | - |
| 2Q14 | 61,249 | - |