| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,429 | -69.9% |
| 3Q25 | -3,484 | -193.1% |
| 2Q25 | -20,716 | -330.9% |
| 1Q25 | 8,472 | +12.5% |
| 4Q24 | 11,409 | +10.5% |
| 3Q24 | 3,742 | -40.8% |
| 2Q24 | 8,972 | -51.3% |
| 1Q24 | 7,531 | -55.8% |
| 4Q23 | 10,322 | - |
| 3Q23 | 6,326 | - |
| 2Q23 | 18,415 | - |
| 1Q23 | 17,021 | - |
| 1Q19 | 16,452 | -11.5% |
| 4Q18 | 17,088 | +23.2% |
| 3Q18 | 11,957 | -10.2% |
| 2Q18 | 19,368 | +26.6% |
| 1Q18 | 18,596 | -45.1% |
| 4Q17 | 13,865 | -56.2% |
| 3Q17 | 13,317 | -55.7% |
| 2Q17 | 15,296 | -58.1% |
| 1Q17 | 33,871 | -6.4% |
| 4Q16 | 31,657 | +21.3% |
| 3Q16 | 30,068 | +67.4% |
| 2Q16 | 36,484 | +36.7% |
| 1Q16 | 36,201 | +52.1% |
| 4Q15 | 26,097 | -205.9% |
| 3Q15 | 17,961 | +80.3% |
| 2Q15 | 26,693 | -19.2% |
| 1Q15 | 23,794 | -37.3% |
| 4Q14 | -24,639 | - |
| 3Q14 | 9,960 | - |
| 2Q14 | 33,047 | -34.9% |
| 1Q14 | 37,969 | +2.3% |
| 2Q13 | 50,752 | - |
| 1Q13 | 37,102 | +52.0% |
| 3Q12 | 27,237 | +61.3% |
| 1Q12 | 24,416 | +96.0% |
| 4Q11 | 16,009 | - |
| 3Q11 | 16,887 | - |
| 2Q11 | 17,062 | - |
| 1Q11 | 12,458 | - |