| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q18 | 16,470 | -67.4% |
| 1Q18 | 21,744 | -63.9% |
| 3Q17 | 30,445 | -26.6% |
| 2Q17 | 50,556 | -41.3% |
| 1Q17 | 60,285 | +37.3% |
| 3Q16 | 41,452 | -69.6% |
| 2Q16 | 86,114 | -22.4% |
| 1Q16 | 43,896 | -22.6% |
| 3Q15 | 136,170 | +137.9% |
| 2Q15 | 110,982 | +52.2% |
| 1Q15 | 56,718 | -17.5% |
| 3Q14 | 57,234 | -11.3% |
| 2Q14 | 72,938 | +29.0% |
| 1Q14 | 68,722 | -21.9% |
| 3Q13 | 64,495 | +40.3% |
| 2Q13 | 56,525 | +80.3% |
| 1Q13 | 87,951 | +342.6% |
| 3Q12 | 45,963 | -235.5% |
| 2Q12 | 31,353 | +10.4% |
| 1Q12 | 19,872 | - |
| 3Q11 | -33,930 | - |
| 2Q11 | 28,412 | - |