| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 24,588 | +16.8% |
| 3Q25 | 17,507 | -23.5% |
| 2Q25 | 23,998 | +30.6% |
| 1Q25 | 31,564 | +62.1% |
| 4Q24 | 21,056 | -12.0% |
| 3Q24 | 22,897 | +46.0% |
| 2Q24 | 18,369 | -11.4% |
| 1Q24 | 19,477 | -5.6% |
| 4Q23 | 23,921 | +21.9% |
| 3Q23 | 15,686 | +3.0% |
| 2Q23 | 20,738 | +5.1% |
| 1Q23 | 20,634 | -18.0% |
| 4Q22 | 19,628 | -15.5% |
| 3Q22 | 15,222 | -34.6% |
| 2Q22 | 19,725 | -5.7% |
| 1Q22 | 25,151 | -4.2% |
| 4Q21 | 23,225 | +14.3% |
| 3Q21 | 23,265 | +41.1% |
| 2Q21 | 20,924 | +14.6% |
| 1Q21 | 26,246 | +1120.7% |
| 4Q20 | 20,317 | +75.8% |
| 3Q20 | 16,494 | +38.1% |
| 2Q20 | 18,266 | +38.5% |
| 1Q20 | 2,150 | -86.2% |
| 4Q19 | 11,556 | +94.7% |
| 3Q19 | 11,944 | +16.4% |
| 2Q19 | 13,189 | +32.1% |
| 1Q19 | 15,599 | -8.9% |
| 4Q18 | 5,934 | -52.2% |
| 3Q18 | 10,265 | +14.8% |
| 2Q18 | 9,981 | -14.8% |
| 1Q18 | 17,127 | +7.9% |
| 4Q17 | 12,406 | -12.7% |
| 3Q17 | 8,945 | -23.8% |
| 2Q17 | 11,721 | -6.9% |
| 1Q17 | 15,869 | +36.1% |
| 4Q16 | 14,213 | +14.3% |
| 3Q16 | 11,743 | +9.7% |
| 2Q16 | 12,590 | +14.6% |
| 1Q16 | 11,658 | -19.7% |
| 4Q15 | 12,435 | +0.2% |
| 3Q15 | 10,704 | +31.0% |
| 2Q15 | 10,990 | +1.9% |
| 1Q15 | 14,519 | +73.5% |
| 4Q14 | 12,415 | +40.3% |
| 3Q14 | 8,174 | +27.9% |
| 2Q14 | 10,788 | +13.8% |
| 1Q14 | 8,370 | -33.4% |
| 4Q13 | 8,852 | -6.2% |
| 3Q13 | 6,392 | -24.2% |
| 2Q13 | 9,479 | +3.3% |
| 1Q13 | 12,560 | +9.9% |
| 4Q12 | 9,435 | +75.6% |
| 3Q12 | 8,438 | +50.6% |
| 2Q12 | 9,179 | +7.7% |
| 1Q12 | 11,433 | - |
| 4Q11 | 5,372 | - |
| 3Q11 | 5,602 | - |
| 2Q11 | 8,524 | - |