| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 24,721 | +5.2% |
| 3Q25 | 23,012 | +3.9% |
| 2Q25 | 21,903 | +4.6% |
| 1Q25 | 22,963 | +8.9% |
| 4Q24 | 23,500 | +22.5% |
| 3Q24 | 22,150 | +15.8% |
| 2Q24 | 20,935 | +16.9% |
| 1Q24 | 21,092 | +16.0% |
| 4Q23 | 19,180 | +10.2% |
| 3Q23 | 19,132 | +9.8% |
| 2Q23 | 17,912 | +14.3% |
| 1Q23 | 18,175 | +11.5% |
| 4Q22 | 17,397 | +6.7% |
| 3Q22 | 17,426 | +11.7% |
| 2Q22 | 15,670 | +11.9% |
| 1Q22 | 16,300 | +36.4% |
| 4Q21 | 16,298 | +1.9% |
| 3Q21 | 15,602 | -6.2% |
| 2Q21 | 13,999 | -12.4% |
| 1Q21 | 11,954 | -28.4% |
| 4Q20 | 15,996 | -0.9% |
| 3Q20 | 16,638 | +1.8% |
| 2Q20 | 15,979 | -1.4% |
| 1Q20 | 16,706 | +4.0% |
| 4Q19 | 16,143 | +2.4% |
| 3Q19 | 16,351 | +5.9% |
| 2Q19 | 16,203 | +6.8% |
| 1Q19 | 16,069 | +4.8% |
| 4Q18 | 15,770 | +5.6% |
| 3Q18 | 15,435 | +4.1% |
| 2Q18 | 15,167 | +4.2% |
| 1Q18 | 15,336 | +3.5% |
| 4Q17 | 14,928 | +2.3% |
| 3Q17 | 14,828 | +2.3% |
| 2Q17 | 14,561 | - |
| 1Q17 | 14,822 | - |
| 4Q16 | 14,599 | - |
| 3Q16 | 14,497 | - |