| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 262 | -59.6% |
| 3Q24 | -267 | -130.3% |
| 2Q24 | 63 | -92.0% |
| 1Q24 | 649 | -33.8% |
| 3Q23 | 880 | -9.8% |
| 2Q23 | 790 | -207.2% |
| 1Q23 | 981 | +18.3% |
| 3Q22 | 976 | +8772.7% |
| 2Q22 | -737 | -201.8% |
| 1Q22 | 829 | -14.1% |
| 3Q21 | 11 | -100.9% |
| 2Q21 | 724 | -130.9% |
| 1Q21 | 965 | -142.0% |
| 3Q20 | -1,239 | -48.5% |
| 2Q20 | -2,346 | +88.1% |
| 1Q20 | -2,299 | -296.6% |
| 3Q19 | -2,405 | -862.2% |
| 2Q19 | -1,248 | -163.0% |
| 1Q19 | 1,169 | -33.9% |
| 3Q18 | 315 | -51.5% |
| 2Q18 | 1,981 | +19.7% |
| 1Q18 | 1,768 | +1.8% |
| 3Q17 | 650 | -57.8% |
| 2Q17 | 1,655 | -41.7% |
| 1Q17 | 1,737 | -26.5% |
| 3Q16 | 1,540 | -17.2% |
| 2Q16 | 2,838 | +21.6% |
| 1Q16 | 2,362 | -1.1% |
| 3Q15 | 1,859 | -24.3% |
| 2Q15 | 2,333 | -12.1% |
| 1Q15 | 2,388 | -19.5% |
| 3Q14 | 2,456 | +2.1% |
| 2Q14 | 2,656 | +13.2% |
| 1Q14 | 2,966 | +13.2% |
| 3Q13 | 2,405 | +273.0% |
| 2Q13 | 2,346 | -4.8% |
| 1Q13 | 2,620 | +2.6% |
| 3Q12 | 644 | -47.2% |
| 2Q12 | 2,464 | +39.3% |
| 1Q12 | 2,554 | - |
| 3Q11 | 1,221 | - |
| 2Q11 | 1,769 | - |