| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 40,898 | -0.1% |
| 3Q25 | 39,993 | +1.5% |
| 2Q25 | 40,155 | +0.6% |
| 1Q25 | 38,461 | +2.7% |
| 4Q24 | 40,919 | +3.0% |
| 3Q24 | 39,412 | +5.4% |
| 2Q24 | 39,925 | +5.1% |
| 1Q24 | 37,467 | +1.5% |
| 4Q23 | 39,722 | -0.2% |
| 3Q23 | 37,378 | +2.0% |
| 2Q23 | 37,998 | +2.1% |
| 1Q23 | 36,899 | +3.3% |
| 4Q22 | 39,792 | +2.0% |
| 3Q22 | 36,635 | -1.2% |
| 2Q22 | 37,210 | -1.5% |
| 1Q22 | 35,704 | -2.7% |
| 4Q21 | 38,999 | -5.9% |
| 3Q21 | 37,094 | -1.1% |
| 2Q21 | 37,785 | +9.2% |
| 1Q21 | 36,698 | -6.1% |
| 4Q20 | 41,454 | -4.5% |
| 3Q20 | 37,504 | -10.3% |
| 2Q20 | 34,610 | -17.0% |
| 1Q20 | 39,097 | -6.2% |
| 4Q19 | 43,400 | -9.8% |
| 3Q19 | 41,818 | -8.7% |
| 2Q19 | 41,688 | -11.4% |
| 1Q19 | 41,680 | -13.6% |
| 4Q18 | 48,097 | -2.2% |
| 3Q18 | 45,808 | -3.3% |
| 2Q18 | 47,059 | -3.5% |
| 1Q18 | 48,267 | +0.5% |
| 4Q17 | 49,195 | -2.5% |
| 3Q17 | 47,372 | -1.8% |
| 2Q17 | 48,777 | -2.4% |
| 1Q17 | 48,021 | -3.3% |
| 4Q16 | 50,467 | -4.1% |
| 3Q16 | 48,236 | - |
| 2Q16 | 49,956 | - |
| 1Q16 | 49,672 | - |
| 4Q15 | 52,624 | - |