| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,800 | -554.8% |
| 3Q25 | 8,810 | +2.7% |
| 2Q25 | 4,969 | -17.2% |
| 1Q25 | 4,531 | -33.6% |
| 4Q24 | -1,495 | -117.8% |
| 3Q24 | 8,580 | -17.6% |
| 2Q24 | 5,999 | +7.0% |
| 1Q24 | 6,827 | +82.1% |
| 4Q23 | 8,395 | -107.2% |
| 3Q23 | 10,415 | +71.9% |
| 2Q23 | 5,608 | +7.8% |
| 1Q23 | 3,749 | -52.5% |
| 4Q22 | -117,132 | -997.6% |
| 3Q22 | 6,058 | -12.5% |
| 2Q22 | 5,201 | -67.7% |
| 1Q22 | 7,890 | +85.2% |
| 4Q21 | 13,050 | +18.7% |
| 3Q21 | 6,927 | -60.8% |
| 2Q21 | 16,104 | +12.2% |
| 1Q21 | 4,261 | -74.7% |
| 4Q20 | 10,991 | -43.8% |
| 3Q20 | 17,669 | -16.9% |
| 2Q20 | 14,351 | -26.7% |
| 1Q20 | 16,825 | -13.5% |
| 4Q19 | 19,562 | -2.9% |
| 3Q19 | 21,273 | -15.0% |
| 2Q19 | 19,573 | -11.0% |
| 1Q19 | 19,448 | -10.5% |
| 4Q18 | 20,155 | +7.4% |
| 3Q18 | 25,031 | +29.2% |
| 2Q18 | 21,984 | +34.0% |
| 1Q18 | 21,728 | +22.9% |
| 4Q17 | 18,775 | +26.6% |
| 3Q17 | 19,367 | +14.3% |
| 2Q17 | 16,402 | +10.4% |
| 1Q17 | 17,682 | +16.8% |
| 4Q16 | 14,831 | -10.4% |
| 3Q16 | 16,942 | -2.7% |
| 2Q16 | 14,851 | -14.4% |
| 1Q16 | 15,143 | -4.4% |
| 4Q15 | 16,557 | +12.9% |
| 3Q15 | 17,404 | +12.7% |
| 2Q15 | 17,347 | +8.6% |
| 1Q15 | 15,841 | +9.6% |
| 4Q14 | 14,663 | +5.7% |
| 3Q14 | 15,443 | +15.2% |
| 2Q14 | 15,974 | +26.5% |
| 1Q14 | 14,448 | +26.8% |
| 4Q13 | 13,874 | +35.1% |
| 3Q13 | 13,402 | +40.0% |
| 2Q13 | 12,629 | +69.2% |
| 1Q13 | 11,394 | +49.2% |
| 4Q12 | 10,269 | - |
| 3Q12 | 9,573 | - |
| 2Q12 | 7,466 | - |
| 1Q12 | 7,638 | - |