| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,992 | -136.4% |
| 3Q25 | -1,436 | -75.7% |
| 2Q25 | -1,135 | -73.0% |
| 1Q25 | -1,963 | -57.1% |
| 4Q24 | -5,466 | +5.6% |
| 3Q24 | -5,908 | -55.9% |
| 2Q24 | -4,209 | -75.0% |
| 1Q24 | -4,577 | -67.0% |
| 4Q23 | -5,176 | -60.7% |
| 3Q23 | -13,396 | +3.4% |
| 2Q23 | -16,807 | +40.6% |
| 1Q23 | -13,881 | +5.5% |
| 4Q22 | -13,158 | -9.2% |
| 3Q22 | -12,959 | -36.2% |
| 2Q22 | -11,955 | -43.3% |
| 1Q22 | -13,154 | -24.8% |
| 4Q21 | -14,498 | -23.5% |
| 3Q21 | -20,300 | +26.3% |
| 2Q21 | -21,088 | +19.1% |
| 1Q21 | -17,481 | -1.9% |
| 4Q20 | -18,944 | +17.2% |
| 3Q20 | -16,078 | +25.1% |
| 2Q20 | -17,713 | - |
| 1Q20 | -17,818 | - |
| 4Q19 | -16,168 | - |
| 3Q19 | -12,856 | - |