| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 11,537 | +8.9% |
| 3Q25 | 10,632 | -2.7% |
| 2Q25 | 10,569 | -5.6% |
| 1Q25 | 10,438 | -4.3% |
| 4Q24 | 10,591 | -8.2% |
| 3Q24 | 10,928 | +2.0% |
| 2Q24 | 11,197 | +2.3% |
| 1Q24 | 10,907 | +1.3% |
| 4Q23 | 11,543 | -0.5% |
| 3Q23 | 10,709 | -4.4% |
| 2Q23 | 10,944 | +3.3% |
| 1Q23 | 10,766 | +8.0% |
| 4Q22 | 11,605 | +15.5% |
| 3Q22 | 11,198 | +19.7% |
| 2Q22 | 10,596 | +11.1% |
| 1Q22 | 9,967 | +15.9% |
| 4Q21 | 10,049 | +25.3% |
| 3Q21 | 9,358 | +28.3% |
| 2Q21 | 9,536 | +10.3% |
| 1Q21 | 8,602 | -7.7% |
| 4Q20 | 8,020 | -22.9% |
| 3Q20 | 7,292 | -26.4% |
| 2Q20 | 8,649 | -14.8% |
| 1Q20 | 9,318 | -6.3% |
| 4Q19 | 10,407 | -5.7% |
| 3Q19 | 9,912 | -7.2% |
| 2Q19 | 10,146 | -5.9% |
| 1Q19 | 9,941 | -2.7% |
| 4Q18 | 11,040 | +5.9% |
| 3Q18 | 10,685 | +11.7% |
| 2Q18 | 10,777 | +10.1% |
| 1Q18 | 10,216 | +8.7% |
| 4Q17 | 10,421 | +12.0% |
| 3Q17 | 9,564 | +10.1% |
| 2Q17 | 9,785 | +4.0% |
| 1Q17 | 9,399 | +5.3% |
| 4Q16 | 9,307 | +1.8% |
| 3Q16 | 8,685 | - |
| 2Q16 | 9,405 | - |
| 1Q16 | 8,923 | - |
| 4Q15 | 9,141 | - |