| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q23 | 6,322 | -1.6% |
| 3Q23 | 10,544 | +69.3% |
| 2Q23 | 6,058 | -5.6% |
| 1Q23 | 7,336 | +10.1% |
| 4Q22 | 6,426 | -2.5% |
| 3Q22 | 6,228 | +6.5% |
| 2Q22 | 6,419 | +13.0% |
| 1Q22 | 6,663 | +12.0% |
| 4Q21 | 6,590 | -1.7% |
| 3Q21 | 5,846 | +5.9% |
| 2Q21 | 5,681 | -0.9% |
| 1Q21 | 5,949 | -7.4% |
| 4Q20 | 6,703 | +5.8% |
| 3Q20 | 5,521 | -23.8% |
| 2Q20 | 5,732 | -19.4% |
| 1Q20 | 6,427 | -12.1% |
| 4Q19 | 6,336 | -66.6% |
| 3Q19 | 7,243 | -0.9% |
| 2Q19 | 7,116 | -1.0% |
| 1Q19 | 7,314 | -1.6% |
| 4Q18 | 18,994 | +152.4% |
| 3Q18 | 7,309 | -4.1% |
| 2Q18 | 7,188 | -2.0% |
| 1Q18 | 7,436 | -9.4% |
| 4Q17 | 7,524 | -1.0% |
| 3Q17 | 7,618 | -0.9% |
| 2Q17 | 7,338 | -2.0% |
| 1Q17 | 8,211 | +9.5% |
| 4Q16 | 7,600 | +3.3% |
| 3Q16 | 7,687 | -3.6% |
| 2Q16 | 7,487 | +2.7% |
| 1Q16 | 7,497 | +2.7% |
| 4Q15 | 7,358 | +1.8% |
| 3Q15 | 7,973 | +1.4% |
| 2Q15 | 7,288 | -3.1% |
| 1Q15 | 7,297 | +21.2% |
| 4Q14 | 7,228 | +32.0% |
| 3Q14 | 7,866 | +43.0% |
| 2Q14 | 7,521 | +59.2% |
| 1Q14 | 6,022 | +20.5% |
| 4Q13 | 5,474 | +16.9% |
| 3Q13 | 5,502 | +6.7% |
| 2Q13 | 4,724 | +9.5% |
| 1Q13 | 4,998 | +9.2% |
| 4Q12 | 4,684 | -8.7% |
| 3Q12 | 5,156 | +12.9% |
| 2Q12 | 4,316 | - |
| 1Q12 | 4,579 | - |
| 4Q11 | 5,129 | - |
| 3Q11 | 4,567 | - |