| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 16,923 | +3.4% |
| 2Q25 | 17,354 | +4.6% |
| 1Q25 | 16,366 | +1.3% |
| 4Q24 | 18,237 | +9.7% |
| 3Q24 | 16,850 | +3.0% |
| 2Q24 | 16,590 | -4.1% |
| 1Q24 | 16,161 | -2.5% |
| 4Q23 | 16,629 | -5.6% |
| 3Q23 | 16,352 | -3.0% |
| 2Q23 | 17,294 | +6.7% |
| 1Q23 | 16,574 | +3.6% |
| 4Q22 | 17,624 | -9.3% |
| 3Q22 | 16,861 | -16.9% |
| 2Q22 | 16,207 | -16.1% |
| 1Q22 | 16,005 | -10.3% |
| 4Q21 | 19,432 | -3.8% |
| 3Q21 | 20,287 | +16.4% |
| 2Q21 | 19,318 | +16.8% |
| 1Q21 | 17,838 | +5.5% |
| 4Q20 | 20,198 | +17.6% |
| 3Q20 | 17,436 | +4.7% |
| 2Q20 | 16,546 | +0.1% |
| 1Q20 | 16,914 | +9.4% |
| 4Q19 | 17,169 | +4.0% |
| 3Q19 | 16,659 | +7.5% |
| 2Q19 | 16,528 | +5.6% |
| 1Q19 | 15,456 | +3.9% |
| 4Q18 | 16,503 | +5.8% |
| 3Q18 | 15,491 | +6.0% |
| 2Q18 | 15,652 | +4.0% |
| 1Q18 | 14,880 | +3.6% |
| 4Q17 | 15,591 | +5.2% |
| 3Q17 | 14,615 | +4.4% |
| 2Q17 | 15,052 | +1.0% |
| 1Q17 | 14,366 | 0.0% |
| 4Q16 | 14,821 | - |
| 3Q16 | 14,005 | - |
| 2Q16 | 14,902 | - |
| 1Q16 | 14,360 | - |