| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2Q24 | 23,400 | -34.6% |
| 1Q24 | 15,701 | -57.7% |
| 4Q23 | 32,400 | -13.2% |
| 3Q23 | 32,216 | -3.0% |
| 2Q23 | 35,785 | -9.5% |
| 1Q23 | 37,101 | +8.6% |
| 4Q22 | 37,346 | +18.1% |
| 3Q22 | 33,220 | +18.6% |
| 2Q22 | 39,539 | +51.5% |
| 1Q22 | 34,170 | +69.1% |
| 4Q21 | 31,618 | +105.1% |
| 3Q21 | 28,014 | +78.8% |
| 2Q21 | 26,094 | +122.3% |
| 1Q21 | 20,206 | +62.5% |
| 4Q20 | 15,414 | -1.3% |
| 3Q20 | 15,665 | -0.9% |
| 2Q20 | 11,739 | -12.3% |
| 1Q20 | 12,436 | +18.1% |
| 4Q19 | 15,613 | +36.9% |
| 3Q19 | 15,808 | +70.7% |
| 2Q19 | 13,381 | +57.6% |
| 1Q19 | 10,530 | +55.1% |
| 4Q18 | 11,401 | +130.8% |
| 3Q18 | 9,261 | -15.5% |
| 2Q18 | 8,491 | +3.2% |
| 1Q18 | 6,791 | +39.8% |
| 4Q17 | 4,939 | -23.8% |
| 3Q17 | 10,957 | +36.7% |
| 2Q17 | 8,225 | -11.0% |
| 1Q17 | 4,859 | -42.6% |
| 4Q16 | 6,482 | -41.8% |
| 3Q16 | 8,014 | -30.9% |
| 2Q16 | 9,237 | +68.7% |
| 1Q16 | 8,472 | +20.2% |
| 4Q15 | 11,133 | +14.4% |
| 3Q15 | 11,595 | -6.5% |
| 2Q15 | 5,474 | -52.0% |
| 1Q15 | 7,050 | +30.0% |
| 4Q14 | 9,730 | +13.3% |
| 3Q14 | 12,395 | +19.8% |
| 2Q14 | 11,416 | +51.4% |
| 1Q14 | 5,421 | +4.1% |
| 4Q13 | 8,586 | +22.0% |
| 3Q13 | 10,346 | +37.3% |
| 2Q13 | 7,538 | +15.0% |
| 1Q13 | 5,208 | +5.1% |
| 4Q12 | 7,038 | - |
| 3Q12 | 7,537 | +31.8% |
| 2Q12 | 6,554 | - |
| 1Q12 | 4,955 | - |
| 3Q11 | 5,717 | - |