| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,507 | -21.3% |
| 4Q25 | 2,882 | -10.8% |
| 3Q25 | 2,690 | -14.0% |
| 2Q25 | 3,162 | -4.8% |
| 1Q25 | 3,185 | +0.6% |
| 4Q24 | 3,230 | +1.7% |
| 3Q24 | 3,129 | +6.4% |
| 2Q24 | 3,321 | +7.4% |
| 1Q24 | 3,167 | +7.4% |
| 4Q23 | 3,176 | +9.3% |
| 3Q23 | 2,940 | +12.0% |
| 2Q23 | 3,091 | +14.5% |
| 1Q23 | 2,948 | +9.8% |
| 4Q22 | 2,905 | +6.2% |
| 3Q22 | 2,625 | +4.6% |
| 2Q22 | 2,699 | +2.2% |
| 1Q22 | 2,684 | +10.0% |
| 4Q21 | 2,735 | +8.7% |
| 3Q21 | 2,509 | +6.5% |
| 2Q21 | 2,641 | +8.5% |
| 1Q21 | 2,440 | -0.2% |
| 4Q20 | 2,517 | +14.1% |
| 3Q20 | 2,355 | +11.3% |
| 2Q20 | 2,435 | +31.6% |
| 1Q20 | 2,446 | +33.6% |
| 4Q19 | 2,206 | +23.9% |
| 3Q19 | 2,115 | +23.0% |
| 2Q19 | 1,849 | +17.7% |
| 1Q19 | 1,829 | +25.8% |
| 4Q18 | 1,779 | +26.2% |
| 3Q18 | 1,719 | +31.6% |
| 2Q18 | 1,572 | +19.6% |
| 1Q18 | 1,454 | +12.5% |
| 4Q17 | 1,410 | +10.4% |
| 3Q17 | 1,306 | +7.1% |
| 2Q17 | 1,314 | +7.9% |
| 1Q17 | 1,292 | +11.3% |
| 4Q16 | 1,276 | - |
| 3Q16 | 1,219 | - |
| 2Q16 | 1,218 | - |
| 1Q16 | 1,161 | - |