| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 69,700 | -6.9% |
| 3Q25 | 100,800 | +6.1% |
| 2Q25 | 94,300 | -2.0% |
| 1Q25 | 77,400 | -0.5% |
| 4Q24 | 74,900 | +35.0% |
| 3Q24 | 95,000 | -10655.6% |
| 2Q24 | 96,200 | +82.9% |
| 1Q24 | 77,800 | +17.2% |
| 4Q23 | 55,500 | -7.7% |
| 3Q23 | -900 | -101.1% |
| 2Q23 | 52,600 | -41.9% |
| 1Q23 | 66,400 | -30.5% |
| 4Q22 | 60,100 | -0.7% |
| 3Q22 | 79,200 | +15.6% |
| 2Q22 | 90,500 | +27.5% |
| 1Q22 | 95,500 | -4.4% |
| 4Q21 | 60,500 | -24.4% |
| 3Q21 | 68,500 | +16.9% |
| 2Q21 | 71,000 | +79.7% |
| 1Q21 | 99,900 | +83.0% |
| 4Q20 | 80,000 | -2.0% |
| 3Q20 | 58,600 | -12.4% |
| 2Q20 | 39,500 | -28.8% |
| 1Q20 | 54,600 | +21.1% |
| 4Q19 | 81,600 | +15.3% |
| 3Q19 | 66,900 | +12.2% |
| 2Q19 | 55,500 | -52.6% |
| 1Q19 | 45,100 | -56.7% |
| 4Q18 | 70,800 | -236.4% |
| 3Q18 | 59,600 | -28.6% |
| 2Q18 | 117,000 | +29.4% |
| 1Q18 | 104,200 | +4.9% |
| 4Q17 | -51,900 | -296.6% |
| 3Q17 | 83,500 | +4.5% |
| 2Q17 | 90,400 | -4.7% |
| 1Q17 | 99,300 | +90.6% |
| 4Q16 | 26,400 | - |
| 3Q16 | 79,900 | +155.3% |
| 2Q16 | 94,900 | +115.7% |
| 1Q16 | 52,100 | +2268.2% |
| 3Q15 | 31,300 | - |
| 2Q15 | 44,000 | - |
| 1Q15 | 2,200 | -44.9% |
| 1Q14 | 3,992 | - |