| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 36,403 | +18.3% |
| 3Q25 | 32,587 | +15.0% |
| 2Q25 | 30,976 | +5.7% |
| 1Q25 | 29,542 | +12.0% |
| 4Q24 | 30,772 | +25.6% |
| 3Q24 | 28,347 | +22.7% |
| 2Q24 | 29,309 | +25.6% |
| 1Q24 | 26,383 | +22.3% |
| 4Q23 | 24,508 | +10.8% |
| 3Q23 | 23,110 | +5.0% |
| 2Q23 | 23,342 | +11.5% |
| 1Q23 | 21,581 | +12.1% |
| 4Q22 | 22,121 | +18.0% |
| 3Q22 | 22,010 | +14.8% |
| 2Q22 | 20,933 | +9.9% |
| 1Q22 | 19,253 | +8.2% |
| 4Q21 | 18,744 | +7.1% |
| 3Q21 | 19,170 | +6.2% |
| 2Q21 | 19,045 | +15.2% |
| 1Q21 | 17,801 | -3.9% |
| 4Q20 | 17,495 | -8.1% |
| 3Q20 | 18,048 | -7.0% |
| 2Q20 | 16,536 | -15.3% |
| 1Q20 | 18,526 | -1.7% |
| 4Q19 | 19,037 | +0.1% |
| 3Q19 | 19,405 | +2.5% |
| 2Q19 | 19,515 | +4.4% |
| 1Q19 | 18,842 | +7.8% |
| 4Q18 | 19,009 | +6.9% |
| 3Q18 | 18,925 | +2.4% |
| 2Q18 | 18,688 | +0.3% |
| 1Q18 | 17,481 | +0.4% |
| 4Q17 | 17,774 | -2.0% |
| 3Q17 | 18,482 | +7.5% |
| 2Q17 | 18,631 | +9.0% |
| 1Q17 | 17,412 | +4.7% |
| 4Q16 | 18,136 | +6.1% |
| 3Q16 | 17,189 | - |
| 2Q16 | 17,091 | - |
| 1Q16 | 16,638 | - |
| 4Q15 | 17,095 | - |