| （単位：千ドル） | 売上高 | 前年比（％） |
|---|---|---|
| 1Q20 | 52,810 | -2.3% |
| 4Q19 | 61,951 | +14.9% |
| 3Q19 | 52,830 | -9.6% |
| 2Q19 | 56,845 | -2.7% |
| 1Q19 | 54,036 | +29.9% |
| 4Q18 | 53,917 | -4.1% |
| 3Q18 | 58,468 | +8.9% |
| 2Q18 | 58,431 | +56.1% |
| 1Q18 | 41,587 | -5.7% |
| 4Q17 | 56,241 | +34.3% |
| 3Q17 | 53,666 | +3.3% |
| 2Q17 | 37,426 | -30.3% |
| 1Q17 | 44,079 | -42.6% |
| 4Q16 | 41,879 | -52.8% |
| 3Q16 | 51,927 | -55.3% |
| 2Q16 | 53,673 | -60.7% |
| 1Q16 | 76,820 | -42.9% |
| 4Q15 | 88,719 | -44.6% |
| 3Q15 | 116,281 | -30.3% |
| 2Q15 | 136,446 | -20.3% |
| 1Q15 | 134,624 | -1.4% |
| 4Q14 | 160,219 | +10.6% |
| 3Q14 | 166,890 | +25.6% |
| 2Q14 | 171,099 | +10.9% |
| 1Q14 | 136,585 | -7.4% |
| 4Q13 | 144,893 | +8.8% |
| 3Q13 | 132,915 | +3.9% |
| 2Q13 | 154,323 | +17.2% |
| 1Q13 | 147,516 | +23.0% |
| 4Q12 | 133,181 | +8.5% |
| 3Q12 | 127,939 | +20.9% |
| 2Q12 | 131,645 | +62.9% |
| 1Q12 | 119,973 | +66.0% |
| 4Q11 | 122,716 | +26.1% |
| 3Q11 | 105,827 | -15.6% |
| 2Q11 | 80,817 | -27.8% |
| 1Q11 | 72,267 | - |
| 4Q10 | 97,322 | - |
| 3Q10 | 125,351 | - |
| 2Q10 | 111,885 | - |