| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q24 | 44,649 | -8.1% |
| 4Q23 | 42,993 | -5.2% |
| 3Q23 | 44,368 | -7.2% |
| 2Q23 | 47,008 | +4.3% |
| 1Q23 | 48,605 | -2.7% |
| 4Q22 | 45,370 | +27.6% |
| 3Q22 | 47,811 | +28.5% |
| 2Q22 | 45,068 | +32.2% |
| 1Q22 | 49,959 | +47.4% |
| 4Q21 | 35,550 | -3.2% |
| 3Q21 | 37,207 | +15.9% |
| 2Q21 | 34,097 | - |
| 1Q21 | 33,903 | +4.3% |
| 4Q20 | 36,735 | +16.5% |
| 3Q20 | 32,097 | +8.6% |
| 1Q20 | 32,504 | -4.4% |
| 4Q19 | 31,523 | +10.0% |
| 3Q19 | 29,563 | +6.4% |
| 2Q19 | 31,686 | +14.9% |
| 1Q19 | 33,984 | +25.2% |
| 4Q18 | 28,663 | +10.9% |
| 3Q18 | 27,793 | +11.8% |
| 2Q18 | 27,574 | +8.7% |
| 1Q18 | 27,137 | -4.7% |
| 4Q17 | 25,849 | +4.3% |
| 3Q17 | 24,849 | -4.4% |
| 2Q17 | 25,366 | +7.0% |
| 1Q17 | 28,470 | +12.0% |
| 4Q16 | 24,772 | +11.9% |
| 3Q16 | 26,006 | +9.1% |
| 2Q16 | 23,715 | +11.9% |
| 1Q16 | 25,424 | +26.9% |
| 4Q15 | 22,142 | +9.7% |
| 3Q15 | 23,832 | +21.1% |
| 2Q15 | 21,195 | +8.5% |
| 1Q15 | 20,042 | +1.5% |
| 4Q14 | 20,178 | -2.6% |
| 3Q14 | 19,685 | -3.5% |
| 2Q14 | 19,530 | +0.7% |
| 1Q14 | 19,742 | +8.3% |
| 4Q13 | 20,714 | +15.3% |
| 3Q13 | 20,407 | +20.3% |
| 2Q13 | 19,393 | +17.7% |
| 1Q13 | 18,227 | +12.0% |
| 4Q12 | 17,960 | +9.8% |
| 3Q12 | 16,968 | -5.9% |
| 2Q12 | 16,470 | -1.6% |
| 1Q12 | 16,275 | - |
| 4Q11 | 16,353 | - |
| 3Q11 | 18,040 | - |
| 2Q11 | 16,732 | - |