| （単位：千ドル） | 営業費用 | 前年比（％） |
|---|---|---|
| 3Q23 | 17,072 | -4.8% |
| 2Q23 | 19,172 | +12.3% |
| 1Q23 | 19,054 | +7.4% |
| 3Q22 | 17,931 | -2.4% |
| 2Q22 | 17,075 | -10.5% |
| 1Q22 | 17,736 | +1.9% |
| 4Q21 | 18,682 | -13.0% |
| 3Q21 | 18,366 | -19.2% |
| 2Q21 | 19,080 | +0.8% |
| 1Q21 | 17,413 | +22.5% |
| 4Q20 | 21,478 | +40.7% |
| 3Q20 | 22,739 | +46.4% |
| 2Q20 | 18,934 | +15.0% |
| 1Q20 | 14,211 | -3.5% |
| 4Q19 | 15,266 | -35.9% |
| 3Q19 | 15,531 | +54.2% |
| 2Q19 | 16,470 | +64.6% |
| 1Q19 | 14,725 | +53.7% |
| 4Q18 | 23,832 | +174.0% |
| 3Q18 | 10,070 | +18.8% |
| 2Q18 | 10,005 | +21.8% |
| 1Q18 | 9,580 | +14.4% |
| 4Q17 | 8,699 | +0.7% |
| 3Q17 | 8,475 | -0.6% |
| 2Q17 | 8,217 | - |
| 1Q17 | 8,375 | - |
| 4Q16 | 8,641 | - |
| 3Q16 | 8,526 | - |