| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 53,000 | +12.1% |
| 4Q24 | 38,100 | -11.6% |
| 3Q24 | 45,300 | +25.8% |
| 2Q24 | 29,400 | -45.0% |
| 1Q24 | 47,300 | -2.1% |
| 4Q23 | 43,100 | +27.9% |
| 3Q23 | 36,000 | +7.8% |
| 2Q23 | 53,500 | +290.5% |
| 1Q23 | 48,300 | -9.6% |
| 4Q22 | 33,700 | -32.6% |
| 3Q22 | 33,400 | +7.4% |
| 2Q22 | 13,700 | -51.4% |
| 1Q22 | 53,400 | +27.1% |
| 4Q21 | 50,000 | +37.4% |
| 3Q21 | 31,100 | -25.2% |
| 2Q21 | 28,200 | +122.0% |
| 1Q21 | 42,000 | -30.2% |
| 4Q20 | 36,400 | -26.9% |
| 3Q20 | 41,600 | +12.4% |
| 2Q20 | 12,700 | -64.9% |
| 1Q20 | 60,200 | +6.0% |
| 4Q19 | 49,800 | -22.2% |
| 3Q19 | 37,000 | -14.5% |
| 2Q19 | 36,200 | -0.8% |
| 1Q19 | 56,800 | -1.0% |
| 4Q18 | 64,000 | +92.8% |
| 3Q18 | 43,300 | -37.2% |
| 2Q18 | 36,500 | -33.6% |
| 1Q18 | 57,400 | -20.9% |
| 4Q17 | 33,200 | -45.7% |
| 3Q17 | 69,000 | +29.2% |
| 2Q17 | 55,000 | +30.3% |
| 1Q17 | 72,600 | +8.7% |
| 4Q16 | 61,100 | - |
| 3Q16 | 53,400 | -37.3% |
| 2Q16 | 42,200 | +6.8% |
| 1Q16 | 66,800 | +18.4% |
| 3Q15 | 85,200 | +40.1% |
| 2Q15 | 39,500 | +40.1% |
| 1Q15 | 56,400 | +16.8% |
| 3Q14 | 60,800 | +58.3% |
| 2Q14 | 28,200 | +15.6% |
| 1Q14 | 48,300 | +8.8% |
| 3Q13 | 38,400 | -15.8% |
| 2Q13 | 24,400 | +4.7% |
| 1Q13 | 44,400 | +15.6% |
| 3Q12 | 45,600 | +17.2% |
| 2Q12 | 23,300 | -10.7% |
| 1Q12 | 38,400 | - |
| 3Q11 | 38,900 | - |
| 2Q11 | 26,100 | - |