| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,581 | -10.3% |
| 3Q25 | 2,538 | -13.3% |
| 2Q25 | 2,695 | -13.6% |
| 1Q25 | 2,891 | -3.3% |
| 4Q24 | 2,876 | +2.9% |
| 3Q24 | 2,928 | +4.0% |
| 2Q24 | 3,119 | +6.0% |
| 1Q24 | 2,989 | -1.3% |
| 4Q23 | 2,796 | +3.6% |
| 3Q23 | 2,816 | +8.2% |
| 2Q23 | 2,943 | +3.4% |
| 1Q23 | 3,027 | +13.7% |
| 4Q22 | 2,699 | +8.1% |
| 3Q22 | 2,602 | +5.4% |
| 2Q22 | 2,846 | +16.6% |
| 1Q22 | 2,663 | +14.2% |
| 4Q21 | 2,497 | +28.2% |
| 3Q21 | 2,468 | -60.5% |
| 2Q21 | 2,440 | +12.4% |
| 1Q21 | 2,332 | - |
| 4Q20 | 1,947 | -12.4% |
| 3Q20 | 6,251 | +149.4% |
| 2Q20 | 2,171 | -10.0% |
| 4Q19 | 2,222 | +0.6% |
| 3Q19 | 2,506 | +13.6% |
| 2Q19 | 2,411 | +6.0% |
| 4Q18 | 2,209 | - |
| 3Q18 | 2,207 | - |
| 2Q18 | 2,276 | - |
| 1Q18 | 2,349 | - |
| 1Q16 | 1,906 | +6.1% |
| 4Q15 | 1,746 | +3.8% |
| 3Q15 | 1,636 | +0.8% |
| 2Q15 | 1,625 | +0.1% |
| 1Q15 | 1,796 | +15.9% |
| 4Q14 | 1,682 | -5.6% |
| 3Q14 | 1,624 | +10.4% |
| 2Q14 | 1,625 | -0.2% |
| 1Q14 | 1,550 | - |
| 4Q13 | 1,781 | +11.8% |
| 3Q13 | 1,471 | -22.0% |
| 2Q13 | 1,627 | -26.6% |
| 4Q12 | 1,592 | -29.3% |
| 3Q12 | 1,887 | -11.8% |
| 2Q12 | 2,218 | +8.9% |
| 1Q12 | 2,357 | - |
| 4Q11 | 2,253 | - |
| 3Q11 | 2,139 | - |
| 2Q11 | 2,038 | - |