| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 3Q23 | 1,276 | +20.9% |
| 2Q23 | 384 | +6.7% |
| 1Q23 | 400 | +4.7% |
| 3Q22 | 1,055 | +47.4% |
| 2Q22 | 360 | -32.9% |
| 1Q22 | 382 | +42.8% |
| 3Q21 | 716 | -8.0% |
| 2Q21 | 536 | -36.4% |
| 1Q21 | 268 | -268.2% |
| 3Q20 | 778 | -13.3% |
| 2Q20 | 843 | -38.4% |
| 1Q20 | -160 | -143.3% |
| 3Q19 | 897 | +895.7% |
| 2Q19 | 1,368 | -37.9% |
| 1Q19 | 367 | +311.5% |
| 3Q18 | 90 | -119.4% |
| 2Q18 | 2,204 | -950.0% |
| 1Q18 | 89 | -119.6% |
| 3Q17 | -466 | +152.5% |
| 2Q17 | -260 | -32.2% |
| 1Q17 | -457 | +42.4% |
| 3Q16 | -185 | - |
| 2Q16 | -383 | - |
| 1Q16 | -321 | - |