| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,051 | -7.1% |
| 3Q25 | 1,020 | -12.2% |
| 2Q25 | 1,063 | +2.0% |
| 1Q25 | 1,068 | +7.7% |
| 4Q24 | 1,131 | +30.2% |
| 3Q24 | 1,161 | +51.9% |
| 2Q24 | 1,042 | +28.6% |
| 1Q24 | 991 | +21.7% |
| 4Q23 | 869 | -2.3% |
| 3Q23 | 764 | -5.2% |
| 2Q23 | 810 | +3.1% |
| 1Q23 | 815 | +3.3% |
| 4Q22 | 890 | +2.6% |
| 3Q22 | 806 | +7.4% |
| 2Q22 | 785 | +8.6% |
| 1Q22 | 789 | +11.6% |
| 4Q21 | 867 | +4.4% |
| 3Q21 | 751 | +16.5% |
| 2Q21 | 723 | +20.6% |
| 1Q21 | 706 | +7.1% |
| 4Q20 | 831 | +8.4% |
| 3Q20 | 644 | +7.4% |
| 2Q20 | 600 | +3.5% |
| 1Q20 | 659 | +8.6% |
| 4Q19 | 767 | +22.0% |
| 3Q19 | 600 | -3.3% |
| 2Q19 | 579 | -3.2% |
| 1Q19 | 607 | +4.8% |
| 4Q18 | 628 | +15.3% |
| 3Q18 | 620 | +12.7% |
| 2Q18 | 598 | +25.1% |
| 1Q18 | 579 | +25.5% |
| 4Q17 | 545 | +22.0% |
| 3Q17 | 550 | +22.3% |
| 2Q17 | 478 | - |
| 1Q17 | 461 | +11.7% |
| 4Q16 | 447 | +8.9% |
| 3Q16 | 450 | - |
| 1Q16 | 413 | - |
| 4Q15 | 410 | - |