| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 17,945 | +4.5% |
| 3Q25 | 17,423 | +4.1% |
| 2Q25 | 18,175 | +8.3% |
| 1Q25 | 17,339 | +2.2% |
| 4Q24 | 17,175 | +2.3% |
| 3Q24 | 16,730 | +0.5% |
| 2Q24 | 16,784 | -1.0% |
| 1Q24 | 16,960 | +5.9% |
| 4Q23 | 16,796 | +0.7% |
| 3Q23 | 16,641 | +4.5% |
| 2Q23 | 16,956 | +4.4% |
| 1Q23 | 16,010 | +0.9% |
| 4Q22 | 16,675 | +3.6% |
| 3Q22 | 15,927 | +0.7% |
| 2Q22 | 16,236 | +0.5% |
| 1Q22 | 15,873 | +4.7% |
| 4Q21 | 16,098 | +3.0% |
| 3Q21 | 15,815 | -0.6% |
| 2Q21 | 16,148 | -3.3% |
| 1Q21 | 15,154 | +8.1% |
| 4Q20 | 15,625 | +13.6% |
| 3Q20 | 15,903 | +22.2% |
| 2Q20 | 16,694 | +22.6% |
| 1Q20 | 14,021 | +6.6% |
| 4Q19 | 13,760 | +5.3% |
| 3Q19 | 13,013 | +1.9% |
| 2Q19 | 13,615 | +5.4% |
| 1Q19 | 13,156 | +7.1% |
| 4Q18 | 13,065 | +6.3% |
| 3Q18 | 12,773 | +7.4% |
| 2Q18 | 12,917 | +4.8% |
| 1Q18 | 12,283 | +3.1% |
| 4Q17 | 12,290 | +4.0% |
| 3Q17 | 11,897 | +3.5% |
| 2Q17 | 12,325 | - |
| 1Q17 | 11,911 | - |
| 4Q16 | 11,822 | - |
| 3Q16 | 11,493 | - |