| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 51,930 | -12.3% |
| 3Q25 | 72,017 | +8.6% |
| 2Q25 | 81,894 | +14.8% |
| 1Q25 | 64,229 | +8.3% |
| 4Q24 | 59,220 | +28.3% |
| 3Q24 | 66,317 | -21.8% |
| 2Q24 | 71,328 | -24.9% |
| 1Q24 | 59,311 | -37.9% |
| 4Q23 | 46,166 | -51.3% |
| 3Q23 | 84,772 | -16.6% |
| 2Q23 | 94,974 | -10.7% |
| 1Q23 | 95,516 | +1.6% |
| 4Q22 | 94,721 | +55.1% |
| 3Q22 | 101,657 | +21.9% |
| 2Q22 | 106,410 | +8.0% |
| 1Q22 | 93,972 | -2.1% |
| 4Q21 | 61,089 | -10.2% |
| 3Q21 | 83,397 | +5.8% |
| 2Q21 | 98,557 | +367.3% |
| 1Q21 | 95,949 | +105.6% |
| 4Q20 | 68,014 | +61.5% |
| 3Q20 | 78,802 | +151.0% |
| 2Q20 | 21,089 | -54.0% |
| 1Q20 | 46,674 | +17.4% |
| 4Q19 | 42,124 | +80.7% |
| 3Q19 | 31,400 | -8.3% |
| 2Q19 | 45,895 | +23.2% |
| 1Q19 | 39,762 | +8.9% |
| 4Q18 | 23,313 | -28.0% |
| 3Q18 | 34,237 | +19.7% |
| 2Q18 | 37,245 | +9.2% |
| 1Q18 | 36,506 | +61.0% |
| 4Q17 | 32,401 | - |
| 3Q17 | 28,596 | - |
| 2Q17 | 34,102 | - |
| 1Q17 | 22,672 | - |