| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,518 | -2.1% |
| 3Q25 | 2,417 | -1.1% |
| 2Q25 | 2,483 | -6.5% |
| 1Q25 | 2,382 | -5.3% |
| 4Q24 | 2,573 | +8.6% |
| 3Q24 | 2,443 | -7.9% |
| 2Q24 | 2,655 | +0.2% |
| 1Q24 | 2,514 | +6.6% |
| 4Q23 | 2,368 | +0.9% |
| 3Q23 | 2,652 | +13.1% |
| 2Q23 | 2,651 | +15.5% |
| 1Q23 | 2,359 | +9.7% |
| 4Q22 | 2,346 | +15.3% |
| 3Q22 | 2,346 | +4.7% |
| 2Q22 | 2,294 | +23.2% |
| 1Q22 | 2,149 | +5.7% |
| 2Q21 | 2,240 | +54.5% |
| 1Q21 | 1,862 | +15.3% |
| 4Q21 | 2,034 | +22.8% |
| 3Q21 | 1,251 | -20.6% |
| 2Q21 | 1,449 | -4.0% |
| 1Q21 | 1,615 | +3.3% |
| 4Q20 | 1,656 | +1.2% |
| 3Q20 | 1,576 | +4.3% |
| 2Q20 | 1,510 | -8.3% |
| 1Q20 | 1,564 | -8.3% |
| 4Q19 | 1,637 | -6.2% |
| 3Q19 | 1,511 | -12.9% |
| 2Q19 | 1,647 | -3.0% |
| 1Q19 | 1,706 | +0.8% |
| 4Q18 | 1,746 | -11.1% |
| 3Q18 | 1,736 | +5.5% |
| 2Q18 | 1,698 | +3.4% |
| 1Q18 | 1,692 | -4.1% |
| 4Q17 | 1,965 | +15.5% |
| 3Q17 | 1,645 | -0.8% |
| 2Q17 | 1,642 | - |
| 1Q17 | 1,765 | - |
| 4Q16 | 1,701 | - |
| 3Q16 | 1,658 | - |