| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 617 | -7.9% |
| 3Q25 | 597 | -9.2% |
| 2Q25 | 599 | -7.5% |
| 1Q25 | 650 | -4.5% |
| 4Q24 | 670 | -8.4% |
| 3Q24 | 657 | -6.1% |
| 2Q24 | 647 | -4.9% |
| 1Q24 | 681 | -1.7% |
| 4Q23 | 731 | +0.5% |
| 3Q23 | 700 | -21.1% |
| 2Q23 | 680 | -22.9% |
| 1Q23 | 693 | -20.3% |
| 4Q22 | 727 | -24.4% |
| 3Q22 | 887 | +1.7% |
| 2Q22 | 882 | +2.9% |
| 1Q22 | 869 | +1.4% |
| 4Q21 | 963 | +14.9% |
| 3Q21 | 872 | -0.1% |
| 2Q21 | 858 | +4.6% |
| 1Q21 | 857 | -5.7% |
| 4Q20 | 838 | -15.5% |
| 3Q20 | 873 | -5.2% |
| 2Q20 | 820 | -17.1% |
| 1Q20 | 909 | -1.8% |
| 4Q19 | 992 | +49.6% |
| 3Q19 | 921 | +8.6% |
| 2Q19 | 990 | +49.4% |
| 1Q19 | 926 | +4.6% |
| 1Q18 | 848 | +74.3% |
| 4Q18 | 663 | -58.7% |
| 3Q18 | 885 | -36.0% |
| 2Q18 | 923 | -34.9% |
| 1Q18 | 486 | -63.9% |
| 4Q17 | 1,607 | +14.7% |
| 3Q17 | 1,384 | -0.6% |
| 2Q17 | 1,419 | +11.9% |
| 1Q17 | 1,347 | +7.3% |
| 4Q16 | 1,401 | - |
| 3Q16 | 1,392 | - |
| 2Q16 | 1,268 | - |
| 1Q16 | 1,255 | - |