| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2Q23 | 1,756 | +125.1% |
| 4Q22 | 1,765 | -267.5% |
| 3Q22 | -192 | -76.7% |
| 2Q22 | 780 | -216.5% |
| 1Q22 | 118 | -38.3% |
| 4Q21 | -1,054 | -222.6% |
| 3Q21 | -820 | -187.7% |
| 2Q21 | -670 | -160.1% |
| 1Q21 | 191 | -51.2% |
| 4Q20 | 859 | -23.2% |
| 3Q20 | 934 | +79.5% |
| 2Q20 | 1,115 | +159.4% |
| 1Q20 | 392 | -57.9% |
| 4Q19 | 1,119 | +1600.3% |
| 3Q19 | 520 | +281.2% |
| 2Q19 | 429 | - |
| 1Q19 | 931 | +127.2% |
| 4Q18 | 65 | -91.9% |
| 3Q18 | 136 | -70.7% |
| 1Q18 | 410 | - |
| 4Q17 | 816 | - |
| 3Q17 | 465 | - |