| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 23,036 | -15.8% |
| 3Q24 | 29,558 | -0.4% |
| 2Q24 | 32,489 | -28.8% |
| 1Q24 | 27,364 | -16.1% |
| 3Q23 | 29,673 | -11.8% |
| 2Q23 | 45,623 | -5.7% |
| 1Q23 | 32,618 | -21.2% |
| 3Q22 | 33,658 | -13.6% |
| 2Q22 | 48,405 | +6.2% |
| 1Q22 | 41,414 | +30.1% |
| 3Q21 | 38,968 | -9.0% |
| 2Q21 | 45,559 | -18.6% |
| 1Q21 | 31,834 | -14.9% |
| 3Q20 | 42,806 | +144.5% |
| 2Q20 | 56,002 | +116.5% |
| 1Q20 | 37,428 | +134.2% |
| 3Q19 | 17,504 | -0.2% |
| 2Q19 | 25,869 | -0.6% |
| 1Q19 | 15,979 | -30.0% |
| 3Q18 | 17,542 | +183.2% |
| 2Q18 | 26,037 | -6.1% |
| 1Q18 | 22,839 | +12.8% |
| 3Q17 | 6,194 | -61.2% |
| 2Q17 | 27,718 | +15.2% |
| 1Q17 | 20,250 | -35.2% |
| 3Q16 | 15,963 | -18.5% |
| 2Q16 | 24,057 | -4.5% |
| 1Q16 | 31,270 | +60.4% |
| 3Q15 | 19,581 | -1.8% |
| 2Q15 | 25,202 | +29.7% |
| 1Q15 | 19,501 | -12.6% |
| 3Q14 | 19,944 | +11.8% |
| 2Q14 | 19,438 | -48.3% |
| 1Q14 | 22,303 | -27.9% |
| 3Q13 | 17,844 | -32.6% |
| 2Q13 | 37,617 | +6.5% |
| 1Q13 | 30,916 | +1.6% |
| 3Q12 | 26,462 | +1.3% |
| 2Q12 | 35,309 | +11.4% |
| 1Q12 | 30,430 | - |
| 3Q11 | 26,134 | - |
| 2Q11 | 31,690 | - |