| （単位：千ドル） | 経常（税引前）利益 | 前年比（％） |
|---|---|---|
| 2Q23 | 1,658 | -17.1% |
| 1Q23 | 1,854 | -3.0% |
| 4Q22 | 2,334 | +16.5% |
| 3Q22 | 2,385 | +5.9% |
| 2Q22 | 2,000 | -8.4% |
| 1Q22 | 1,911 | -19.6% |
| 4Q21 | 2,003 | -11.5% |
| 3Q21 | 2,252 | +1.3% |
| 2Q21 | 2,183 | +11.4% |
| 1Q21 | 2,375 | +20.1% |
| 4Q20 | 2,264 | - |
| 3Q20 | 2,223 | -15.1% |
| 2Q20 | 1,960 | -18.0% |
| 1Q20 | 1,978 | -9.6% |
| 3Q19 | 2,618 | +30.1% |
| 2Q19 | 2,391 | +13.2% |
| 1Q19 | 2,188 | +11.6% |
| 3Q18 | 2,012 | +1.4% |
| 2Q18 | 2,112 | +11.0% |
| 1Q18 | 1,961 | +10.7% |
| 4Q17 | 2,057 | +35.7% |
| 3Q17 | 1,983 | +8.6% |
| 2Q17 | 1,903 | +4.0% |
| 1Q17 | 1,772 | +0.5% |
| 4Q16 | 1,516 | -15.9% |
| 3Q16 | 1,825 | +4.3% |
| 2Q16 | 1,830 | -1.1% |
| 1Q16 | 1,762 | -0.3% |
| 4Q15 | 1,803 | +4.8% |
| 3Q15 | 1,750 | +4.3% |
| 2Q15 | 1,850 | +14.0% |
| 1Q15 | 1,767 | +28.6% |
| 4Q14 | 1,720 | - |
| 3Q14 | 1,678 | +8.4% |
| 2Q14 | 1,623 | +6.9% |
| 1Q14 | 1,374 | -5.2% |
| 3Q13 | 1,548 | +16.8% |
| 2Q13 | 1,518 | +21.7% |
| 1Q13 | 1,450 | +13.8% |
| 4Q12 | 1,423 | - |
| 3Q12 | 1,325 | -1.4% |
| 2Q12 | 1,247 | +13.2% |
| 1Q12 | 1,274 | - |
| 3Q11 | 1,344 | - |
| 2Q11 | 1,101 | - |