| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | -1,395 | +8.2% |
| 3Q25 | -451 | -159.6% |
| 2Q25 | 914 | -19.2% |
| 1Q25 | 1,367 | -2.2% |
| 4Q24 | -1,290 | -150.2% |
| 3Q24 | 755 | -54.7% |
| 2Q24 | 1,131 | -41.3% |
| 1Q24 | 1,398 | -59.7% |
| 4Q23 | 2,566 | - |
| 3Q23 | 1,669 | - |
| 2Q23 | 1,928 | - |
| 1Q23 | 3,471 | - |
| 4Q20 | 1,340 | +276.2% |
| 3Q20 | 1,219 | -2.2% |
| 2Q20 | -822 | -7.0% |
| 1Q20 | -512 | +12.0% |
| 4Q19 | 356 | -119.0% |
| 3Q19 | 1,246 | +1467.1% |
| 2Q19 | -884 | -129.9% |
| 1Q19 | -458 | +188.9% |
| 4Q18 | -1,879 | +22.0% |
| 3Q18 | 79 | -89.4% |
| 2Q18 | 2,956 | - |
| 1Q18 | -159 | - |
| 4Q17 | -1,540 | - |
| 3Q17 | 751 | - |