| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 17,678 | +4.6% |
| 1Q26 | 17,761 | +4.2% |
| 4Q25 | 18,880 | -0.7% |
| 3Q25 | 17,873 | +9.2% |
| 2Q25 | 16,895 | +10.8% |
| 1Q25 | 17,049 | +13.7% |
| 4Q24 | 19,013 | +14.6% |
| 3Q24 | 16,363 | +9.9% |
| 2Q24 | 15,247 | +3.8% |
| 1Q24 | 14,995 | +12.7% |
| 4Q23 | 16,594 | +23.7% |
| 3Q23 | 14,894 | +13.9% |
| 2Q23 | 14,689 | +12.3% |
| 1Q23 | 13,306 | +5.9% |
| 4Q22 | 13,414 | -1.9% |
| 3Q22 | 13,077 | -8.4% |
| 2Q22 | 13,084 | -5.3% |
| 1Q22 | 12,562 | -5.4% |
| 4Q21 | 13,669 | -12.1% |
| 3Q21 | 14,275 | -14.1% |
| 2Q21 | 13,812 | -19.1% |
| 1Q21 | 13,283 | -19.6% |
| 4Q20 | 15,542 | -5.9% |
| 3Q20 | 16,621 | +1.3% |
| 2Q20 | 17,072 | +5.9% |
| 1Q20 | 16,530 | +3.1% |
| 4Q19 | 16,508 | +2.5% |
| 3Q19 | 16,401 | -0.3% |
| 2Q19 | 16,118 | +2.4% |
| 1Q19 | 16,032 | +5.3% |
| 4Q18 | 16,112 | +2.5% |
| 3Q18 | 16,457 | +8.0% |
| 2Q18 | 15,738 | +2.3% |
| 1Q18 | 15,227 | -1.8% |
| 4Q17 | 15,726 | -0.5% |
| 3Q17 | 15,239 | +3.3% |
| 2Q17 | 15,383 | - |
| 1Q17 | 15,510 | - |
| 4Q16 | 15,807 | - |
| 3Q16 | 14,748 | - |