| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 3Q19 | 26,815 | +24.8% |
| 2Q19 | 26,255 | +38.1% |
| 1Q19 | 23,159 | +0.6% |
| 4Q18 | 19,253 | -5.5% |
| 3Q18 | 21,490 | +7.9% |
| 2Q18 | 19,009 | +2.0% |
| 1Q18 | 23,030 | +26.4% |
| 4Q17 | 20,367 | +14.3% |
| 3Q17 | 19,922 | -2.1% |
| 2Q17 | 18,641 | -7.5% |
| 1Q17 | 18,226 | -40.1% |
| 4Q16 | 17,824 | -21.3% |
| 3Q16 | 20,355 | -16.9% |
| 2Q16 | 20,155 | -20.1% |
| 1Q16 | 30,452 | +21.5% |
| 4Q15 | 22,638 | -185.5% |
| 3Q15 | 24,497 | +14.4% |
| 2Q15 | 25,218 | +13.2% |
| 1Q15 | 25,063 | +28.4% |
| 4Q14 | -26,462 | - |
| 3Q14 | 21,406 | -2.0% |
| 2Q14 | 22,282 | -5.8% |
| 1Q14 | 19,525 | -0.4% |
| 3Q13 | 21,853 | +27.8% |
| 2Q13 | 23,644 | +55.9% |
| 1Q13 | 19,597 | +33.9% |
| 3Q12 | 17,102 | +48.6% |
| 2Q12 | 15,165 | +25.5% |
| 1Q12 | 14,634 | +27.1% |
| 3Q11 | 11,507 | -194.0% |
| 2Q11 | 12,087 | - |
| 1Q11 | 11,514 | - |
| 3Q10 | -12,245 | - |