| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 45,051 | +5.9% |
| 3Q25 | 44,566 | +5.3% |
| 2Q25 | 41,679 | +3.5% |
| 1Q25 | 41,730 | +5.7% |
| 4Q24 | 42,559 | +1.9% |
| 3Q24 | 42,340 | +3.8% |
| 2Q24 | 40,266 | +5.6% |
| 1Q24 | 39,497 | +5.7% |
| 4Q23 | 41,780 | +7.8% |
| 3Q23 | 40,792 | +4.5% |
| 2Q23 | 38,145 | +3.6% |
| 1Q23 | 37,371 | +3.6% |
| 4Q22 | 38,752 | -1.9% |
| 3Q22 | 39,041 | +2.6% |
| 2Q22 | 36,805 | +4.3% |
| 1Q22 | 36,065 | +5.5% |
| 4Q21 | 39,501 | +11.0% |
| 3Q21 | 38,034 | +0.5% |
| 2Q21 | 35,291 | -3.2% |
| 1Q21 | 34,192 | -9.4% |
| 4Q20 | 35,578 | -2.5% |
| 3Q20 | 37,853 | +1.1% |
| 2Q20 | 36,444 | -2.8% |
| 1Q20 | 37,727 | -0.3% |
| 4Q19 | 36,486 | -1.4% |
| 3Q19 | 37,455 | -0.8% |
| 2Q19 | 37,491 | +2.9% |
| 1Q19 | 37,842 | +4.0% |
| 4Q18 | 36,988 | +7.6% |
| 3Q18 | 37,749 | +2.6% |
| 2Q18 | 36,440 | +6.2% |
| 1Q18 | 36,398 | +5.9% |
| 4Q17 | 34,368 | +5.7% |
| 3Q17 | 36,810 | +6.1% |
| 2Q17 | 34,327 | - |
| 1Q17 | 34,358 | - |
| 4Q16 | 32,501 | - |
| 3Q16 | 34,691 | - |