| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,257 | +1.3% |
| 3Q25 | 1,240 | -0.5% |
| 2Q25 | 1,279 | +3.4% |
| 1Q25 | 1,256 | -1.4% |
| 4Q24 | 1,241 | -0.8% |
| 3Q24 | 1,247 | -1.8% |
| 2Q24 | 1,236 | -8.4% |
| 1Q24 | 1,274 | -6.8% |
| 4Q23 | 1,251 | -9.5% |
| 3Q23 | 1,270 | -8.8% |
| 2Q23 | 1,350 | -12.5% |
| 1Q23 | 1,366 | -16.9% |
| 4Q22 | 1,383 | -11.1% |
| 3Q22 | 1,393 | -20.1% |
| 2Q22 | 1,542 | -17.3% |
| 1Q22 | 1,644 | -12.9% |
| 4Q21 | 1,555 | -24.0% |
| 3Q21 | 1,742 | -17.9% |
| 2Q21 | 1,866 | -8.8% |
| 1Q21 | 1,887 | -8.7% |
| 4Q20 | 2,048 | -1.0% |
| 3Q20 | 2,121 | +0.4% |
| 2Q20 | 2,045 | -2.4% |
| 1Q20 | 2,068 | -3.9% |
| 4Q19 | 2,068 | -5.4% |
| 3Q19 | 2,113 | -8.2% |
| 2Q19 | 2,096 | -9.9% |
| 1Q19 | 2,152 | -10.0% |
| 4Q18 | 2,187 | -9.9% |
| 3Q18 | 2,302 | -13.3% |
| 2Q18 | 2,326 | -13.5% |
| 1Q18 | 2,392 | -12.7% |
| 4Q17 | 2,429 | -10.3% |
| 3Q17 | 2,656 | -4.9% |
| 2Q17 | 2,690 | - |
| 1Q17 | 2,742 | - |
| 4Q16 | 2,706 | - |
| 3Q16 | 2,792 | - |