| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 36,487 | +0.1% |
| 3Q25 | 35,447 | +4.0% |
| 2Q25 | 34,687 | -5.5% |
| 1Q25 | 35,417 | +0.2% |
| 4Q24 | 36,442 | -10.3% |
| 3Q24 | 34,088 | +1.1% |
| 2Q24 | 36,712 | +8.1% |
| 1Q24 | 35,363 | +7.5% |
| 4Q23 | 40,637 | +16.7% |
| 3Q23 | 33,720 | +7.7% |
| 2Q23 | 33,949 | +4.7% |
| 1Q23 | 32,900 | +4.9% |
| 4Q22 | 34,817 | +4.6% |
| 3Q22 | 31,316 | +5.1% |
| 2Q22 | 32,430 | +3.1% |
| 1Q22 | 31,368 | +0.8% |
| 4Q21 | 33,276 | +1.6% |
| 3Q21 | 29,783 | -2.0% |
| 2Q21 | 31,450 | +4.3% |
| 1Q21 | 31,128 | -10.0% |
| 4Q20 | 32,755 | -6.6% |
| 3Q20 | 30,390 | - |
| 2Q20 | 30,150 | - |
| 1Q20 | 34,575 | - |
| 4Q19 | 35,088 | - |
| 4Q17 | 44,857 | +1.3% |
| 3Q17 | 43,622 | +3.4% |
| 2Q17 | 45,485 | +3.9% |
| 1Q17 | 41,979 | +8.0% |
| 4Q16 | 44,301 | +7.2% |
| 3Q16 | 42,186 | -1.5% |
| 2Q16 | 43,798 | - |
| 1Q16 | 38,874 | - |
| 4Q15 | 41,314 | - |
| 3Q15 | 42,824 | - |