| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 699 | -10.1% |
| 3Q25 | 738 | -9.5% |
| 2Q25 | 735 | -11.0% |
| 1Q25 | 787 | -7.5% |
| 4Q24 | 778 | -8.2% |
| 3Q24 | 815 | -0.6% |
| 2Q24 | 826 | -6.1% |
| 1Q24 | 850 | -2.5% |
| 4Q23 | 847 | -8.4% |
| 3Q23 | 820 | -18.7% |
| 2Q23 | 879 | -8.8% |
| 1Q23 | 872 | -4.1% |
| 4Q22 | 925 | -12.1% |
| 3Q22 | 1,009 | +16.8% |
| 2Q22 | 964 | +15.1% |
| 1Q22 | 910 | +9.2% |
| 4Q21 | 1,052 | +8.3% |
| 3Q21 | 864 | +5.1% |
| 2Q21 | 837 | +17.8% |
| 1Q21 | 834 | +1.5% |
| 4Q20 | 971 | +35.3% |
| 3Q20 | 822 | +13.0% |
| 2Q20 | 711 | -2.4% |
| 1Q20 | 821 | +14.2% |
| 4Q19 | 718 | -4.7% |
| 3Q19 | 727 | -2.4% |
| 2Q19 | 728 | -0.0% |
| 1Q19 | 719 | -8.0% |
| 4Q18 | 753 | +15.5% |
| 3Q18 | 745 | -16.7% |
| 2Q18 | 728 | -8.3% |
| 1Q18 | 781 | -5.0% |
| 4Q17 | 652 | -25.2% |
| 3Q17 | 894 | +15.4% |
| 2Q17 | 794 | - |
| 1Q17 | 823 | - |
| 4Q16 | 872 | - |
| 3Q16 | 775 | - |