| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,477 | -5.5% |
| 3Q25 | 2,614 | -2.2% |
| 2Q25 | 2,552 | -0.5% |
| 1Q25 | 2,490 | +1.3% |
| 4Q24 | 2,620 | +0.1% |
| 3Q24 | 2,672 | +0.4% |
| 2Q24 | 2,564 | +5.4% |
| 1Q24 | 2,457 | +0.9% |
| 4Q23 | 2,618 | -4.8% |
| 3Q23 | 2,661 | -4.6% |
| 2Q23 | 2,433 | -7.2% |
| 1Q23 | 2,434 | -9.3% |
| 4Q22 | 2,750 | -3.3% |
| 3Q22 | 2,789 | -6.9% |
| 2Q22 | 2,622 | -12.1% |
| 1Q22 | 2,685 | -2.0% |
| 4Q21 | 2,844 | -14.7% |
| 3Q21 | 2,995 | -15.0% |
| 2Q21 | 2,984 | -15.1% |
| 1Q21 | 2,740 | -24.9% |
| 4Q20 | 3,335 | -19.1% |
| 3Q20 | 3,525 | -18.5% |
| 2Q20 | 3,515 | -18.7% |
| 1Q20 | 3,647 | -13.8% |
| 4Q19 | 4,122 | -3.9% |
| 3Q19 | 4,325 | -3.0% |
| 2Q19 | 4,324 | -1.1% |
| 1Q19 | 4,229 | -2.8% |
| 4Q18 | 4,289 | -1.2% |
| 3Q18 | 4,461 | -2.5% |
| 2Q18 | 4,372 | -1.3% |
| 1Q18 | 4,350 | -1.1% |
| 4Q17 | 4,340 | -1.9% |
| 3Q17 | 4,574 | -0.8% |
| 2Q17 | 4,431 | - |
| 1Q17 | 4,398 | - |
| 4Q16 | 4,425 | - |
| 3Q16 | 4,613 | - |