| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 3Q22 | -4,662 | -15.1% |
| 2Q22 | -5,020 | +1.5% |
| 1Q22 | -5,473 | +6.7% |
| 4Q21 | -5,987 | +38.5% |
| 3Q21 | -5,492 | +61.3% |
| 2Q21 | -4,945 | +0.1% |
| 1Q21 | -5,129 | -12.0% |
| 4Q20 | -4,323 | -38.7% |
| 3Q20 | -3,404 | -47.9% |
| 2Q20 | -4,941 | -40.6% |
| 1Q20 | -5,827 | -33.6% |
| 4Q19 | -7,053 | -42.5% |
| 3Q19 | -6,528 | -41.0% |
| 2Q19 | -8,321 | -19.2% |
| 1Q19 | -8,777 | -22.6% |
| 4Q18 | -12,268 | +30.1% |
| 3Q18 | -11,062 | +25.4% |
| 2Q18 | -10,295 | +13.6% |
| 1Q18 | -11,340 | +76.7% |
| 4Q17 | -9,429 | +70.5% |
| 3Q17 | -8,822 | +90.3% |
| 2Q17 | -9,063 | +99.4% |
| 1Q17 | -6,416 | +60.6% |
| 4Q16 | -5,529 | +55.1% |
| 3Q16 | -4,635 | +49.3% |
| 2Q16 | -4,544 | +57.4% |
| 1Q16 | -3,996 | +64.2% |
| 4Q15 | -3,564 | +114.7% |
| 3Q15 | -3,105 | +31.6% |
| 2Q15 | -2,887 | +142.4% |
| 1Q15 | -2,434 | +150.2% |
| 4Q14 | -1,660 | - |
| 3Q14 | -2,360 | - |
| 2Q14 | -1,191 | - |
| 1Q14 | -973 | - |