| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,350 | -8.6% |
| 3Q25 | 2,560 | -3.3% |
| 2Q25 | 2,556 | -3.0% |
| 1Q25 | 2,571 | +2.3% |
| 4Q24 | 2,800 | +3.5% |
| 3Q24 | 2,646 | +1.3% |
| 2Q24 | 2,635 | +3.9% |
| 1Q24 | 2,514 | +2.1% |
| 4Q23 | 2,706 | -1.1% |
| 3Q23 | 2,613 | -4.3% |
| 2Q23 | 2,535 | -2.9% |
| 1Q23 | 2,463 | -1.4% |
| 4Q22 | 2,737 | +3.6% |
| 3Q22 | 2,731 | +2.7% |
| 2Q22 | 2,610 | -3.3% |
| 1Q22 | 2,499 | -4.9% |
| 4Q21 | 2,642 | +15.2% |
| 3Q21 | 2,660 | -15.6% |
| 2Q21 | 2,700 | -9.5% |
| 1Q21 | 2,627 | -10.0% |
| 4Q20 | 2,293 | -27.6% |
| 3Q20 | 3,153 | -0.4% |
| 2Q20 | 2,984 | -0.9% |
| 1Q20 | 2,919 | -0.9% |
| 4Q19 | 3,168 | -0.3% |
| 3Q19 | 3,165 | -0.5% |
| 2Q19 | 3,012 | -3.0% |
| 1Q19 | 2,945 | -6.4% |
| 4Q18 | 3,178 | -6.3% |
| 3Q18 | 3,181 | -9.2% |
| 2Q18 | 3,105 | -12.4% |
| 1Q18 | 3,148 | -7.2% |
| 4Q17 | 3,392 | -39.0% |
| 3Q17 | 3,502 | -28.8% |
| 2Q17 | 3,545 | -32.1% |
| 1Q17 | 3,391 | -29.3% |
| 4Q16 | 5,558 | - |
| 3Q16 | 4,919 | - |
| 2Q16 | 5,220 | - |
| 1Q16 | 4,793 | - |