| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 12,637 | +5.4% |
| 3Q25 | 11,968 | +1.7% |
| 2Q25 | 12,004 | -2.1% |
| 1Q25 | 11,188 | +2.6% |
| 4Q24 | 11,984 | +3.9% |
| 3Q24 | 11,772 | +9.4% |
| 2Q24 | 12,264 | +13.1% |
| 1Q24 | 10,902 | +12.0% |
| 4Q23 | 11,535 | +9.3% |
| 3Q23 | 10,762 | +9.6% |
| 2Q23 | 10,843 | +13.3% |
| 1Q23 | 9,735 | +9.1% |
| 4Q22 | 10,555 | +7.7% |
| 3Q22 | 9,822 | +13.1% |
| 2Q22 | 9,569 | +11.5% |
| 1Q22 | 8,921 | +14.4% |
| 4Q21 | 9,802 | +20.4% |
| 3Q21 | 8,686 | +13.1% |
| 2Q21 | 8,581 | +18.5% |
| 1Q21 | 7,798 | -2.9% |
| 4Q20 | 8,143 | -9.9% |
| 3Q20 | 7,680 | -15.5% |
| 2Q20 | 7,242 | -21.7% |
| 1Q20 | 8,032 | -4.2% |
| 4Q19 | 9,037 | -3.9% |
| 3Q19 | 9,087 | +0.2% |
| 2Q19 | 9,254 | +6.8% |
| 1Q19 | 8,381 | +0.5% |
| 4Q18 | 9,406 | +4.3% |
| 3Q18 | 9,070 | +4.0% |
| 2Q18 | 8,667 | +2.9% |
| 1Q18 | 8,341 | +5.3% |
| 4Q17 | 9,022 | +7.9% |
| 3Q17 | 8,721 | +9.8% |
| 2Q17 | 8,425 | +5.3% |
| 1Q17 | 7,920 | +6.3% |
| 4Q16 | 8,365 | -1.3% |
| 3Q16 | 7,941 | - |
| 2Q16 | 7,998 | - |
| 1Q16 | 7,451 | - |
| 4Q15 | 8,479 | - |