| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 4,412 | -4.0% |
| 4Q25 | 5,158 | +15.2% |
| 3Q25 | 4,738 | -5.9% |
| 2Q25 | 5,184 | +2.7% |
| 1Q25 | 4,596 | -12.5% |
| 4Q24 | 4,479 | -13.3% |
| 3Q24 | 5,033 | -9.2% |
| 2Q24 | 5,046 | -13.1% |
| 1Q24 | 5,250 | -3.3% |
| 4Q23 | 5,167 | -8.3% |
| 3Q23 | 5,542 | -7.6% |
| 2Q23 | 5,808 | -10.4% |
| 1Q23 | 5,428 | -1.5% |
| 4Q22 | 5,635 | +6.1% |
| 3Q22 | 6,000 | -1.4% |
| 2Q22 | 6,480 | +13.6% |
| 1Q22 | 5,510 | +4.8% |
| 4Q21 | 5,311 | +4.2% |
| 3Q21 | 6,084 | +7.9% |
| 2Q21 | 5,703 | -3.1% |
| 1Q21 | 5,259 | -15.0% |
| 4Q20 | 5,096 | -22.4% |
| 3Q20 | 5,638 | -13.9% |
| 2Q20 | 5,887 | -16.2% |
| 1Q20 | 6,190 | -7.3% |
| 4Q19 | 6,569 | 0.0% |
| 3Q19 | 6,547 | -0.2% |
| 2Q19 | 7,027 | +9.4% |
| 1Q19 | 6,677 | +3.3% |
| 4Q18 | 6,568 | +2.1% |
| 3Q18 | 6,558 | +1.1% |
| 2Q18 | 6,422 | +3.6% |
| 1Q18 | 6,464 | +12.7% |
| 4Q17 | 6,435 | +29.5% |
| 3Q17 | 6,487 | +47.7% |
| 2Q17 | 6,196 | +39.2% |
| 1Q17 | 5,738 | +72.5% |
| 4Q16 | 4,970 | - |
| 3Q16 | 4,392 | - |
| 2Q16 | 4,451 | - |
| 1Q16 | 3,327 | - |