| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2Q23 | -4,454 | -61.0% |
| 1Q23 | -5,011 | -60.8% |
| 4Q22 | -10,744 | -13.1% |
| 3Q22 | -11,491 | +4.2% |
| 2Q22 | -11,418 | +9.1% |
| 1Q22 | -12,769 | +32.3% |
| 4Q21 | -12,370 | -46.4% |
| 3Q21 | -11,025 | +1264.5% |
| 2Q21 | -10,463 | +1269.5% |
| 1Q21 | -9,651 | +1031.4% |
| 4Q20 | -23,077 | +1859.0% |
| 3Q20 | -808 | -11.3% |
| 2Q20 | -764 | -34.5% |
| 1Q20 | -853 | -11.4% |
| 4Q19 | -1,178 | +0.3% |
| 3Q19 | -911 | +0.2% |
| 2Q19 | -1,166 | +12.8% |
| 1Q19 | -963 | -20.5% |
| 4Q18 | -1,174 | +8.7% |
| 3Q18 | -909 | +20.1% |
| 2Q18 | -1,034 | -6.8% |
| 1Q18 | -1,212 | +8.0% |
| 4Q17 | -1,080 | +43.6% |
| 3Q17 | -757 | -11.5% |
| 2Q17 | -1,109 | -25.6% |
| 1Q17 | -1,122 | -7.2% |
| 4Q16 | -752 | -41.9% |
| 3Q16 | -855 | -33.7% |
| 2Q16 | -1,491 | +56.8% |
| 1Q16 | -1,209 | -20.9% |
| 4Q15 | -1,294 | -19.3% |
| 3Q15 | -1,289 | -40.8% |
| 2Q15 | -951 | -5.0% |
| 1Q15 | -1,528 | +261.2% |
| 4Q14 | -1,604 | -82.5% |
| 3Q14 | -2,177 | +178.6% |
| 2Q14 | -1,001 | +1.6% |
| 1Q14 | -424 | -61.3% |
| 4Q13 | -9,187 | +799.0% |
| 3Q13 | -782 | -25.4% |
| 2Q13 | -985 | +81.4% |
| 1Q13 | -1,093 | +158.2% |
| 4Q12 | -1,022 | +14.0% |
| 3Q12 | -1,048 | -23.8% |
| 2Q12 | -543 | -11.4% |
| 1Q12 | -424 | - |
| 4Q11 | -897 | - |
| 3Q11 | -1,376 | - |
| 2Q11 | -614 | - |