| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | -1,886 | -2.9% |
| 3Q25 | -1,765 | -20.2% |
| 2Q25 | -1,883 | -17.7% |
| 1Q25 | -2,268 | +22.9% |
| 4Q24 | -1,941 | +8.8% |
| 3Q24 | -2,212 | +62.9% |
| 2Q24 | -2,288 | +54.8% |
| 1Q24 | -1,846 | -36.8% |
| 4Q23 | -1,784 | -44.9% |
| 3Q23 | -1,358 | -57.4% |
| 2Q23 | -1,478 | -61.4% |
| 1Q23 | -2,921 | -4.5% |
| 4Q22 | -3,241 | -45.8% |
| 3Q22 | -3,188 | -21.6% |
| 2Q22 | -3,831 | -13.0% |
| 1Q22 | -3,059 | -36.8% |
| 4Q21 | -5,982 | +72.3% |
| 3Q21 | -4,064 | +21.7% |
| 2Q21 | -4,404 | +142.1% |
| 1Q21 | -4,841 | +110.4% |
| 4Q20 | -3,471 | +66.0% |
| 3Q20 | -3,339 | +91.2% |
| 2Q20 | -1,819 | -15.8% |
| 1Q20 | -2,301 | +2.3% |
| 4Q19 | -2,091 | +91.8% |
| 3Q19 | -1,746 | -54.3% |
| 2Q19 | -2,160 | +24.0% |
| 1Q19 | -2,250 | - |
| 4Q18 | -1,091 | - |
| 3Q18 | -3,817 | - |
| 2Q18 | -1,742 | - |