| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 359 | -72.7% |
| 3Q25 | 2,922 | -26.7% |
| 2Q25 | 2,620 | -6.3% |
| 1Q25 | 1,255 | -0.9% |
| 4Q24 | 1,316 | -20.8% |
| 3Q24 | 3,984 | +3.8% |
| 2Q24 | 2,797 | - |
| 1Q24 | 1,267 | - |
| 4Q23 | 1,662 | +35.3% |
| 3Q23 | 3,837 | +38.7% |
| 4Q22 | 1,228 | -5.8% |
| 3Q22 | 2,766 | +20.6% |
| 2Q22 | 2,462 | +5.3% |
| 1Q22 | 1,363 | +30.7% |
| 4Q21 | 1,304 | +41.9% |
| 3Q21 | 2,293 | -20.7% |
| 2Q21 | 2,339 | +35.4% |
| 1Q21 | 1,043 | -42.0% |
| 4Q20 | 919 | -3.8% |
| 3Q20 | 2,892 | +12.9% |
| 2Q20 | 1,727 | -23.1% |
| 1Q20 | 1,797 | +49.9% |
| 4Q19 | 955 | -45.3% |
| 3Q19 | 2,562 | +24.6% |
| 2Q19 | 2,245 | -45.3% |
| 1Q19 | 1,199 | -12.1% |
| 4Q18 | 1,745 | +1.4% |
| 3Q18 | 2,056 | -26.8% |
| 2Q18 | 4,104 | +139.7% |
| 1Q18 | 1,364 | +55.2% |
| 4Q17 | 1,721 | +139.7% |
| 3Q17 | 2,810 | +5.4% |
| 2Q17 | 1,712 | +107.3% |
| 1Q17 | 879 | -17.2% |
| 4Q16 | 718 | - |
| 3Q16 | 2,665 | - |
| 2Q16 | 826 | - |
| 1Q16 | 1,061 | - |