| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 43,596 | -2.3% |
| 3Q25 | 37,396 | +0.1% |
| 2Q25 | 37,421 | -6.0% |
| 1Q25 | 36,077 | -4.5% |
| 4Q24 | 44,606 | +2.0% |
| 3Q24 | 37,355 | +1.4% |
| 2Q24 | 39,802 | +7.3% |
| 1Q24 | 37,788 | +8.7% |
| 4Q23 | 43,750 | +5.2% |
| 3Q23 | 36,832 | +3.9% |
| 2Q23 | 37,085 | +8.4% |
| 1Q23 | 34,759 | +29.0% |
| 4Q22 | 41,575 | +34.8% |
| 3Q22 | 35,437 | +43.2% |
| 2Q22 | 34,197 | +28.4% |
| 1Q22 | 26,945 | +19.8% |
| 4Q21 | 30,833 | +19.2% |
| 3Q21 | 24,739 | +8.6% |
| 2Q21 | 26,636 | +10.7% |
| 1Q21 | 22,492 | -5.1% |
| 4Q20 | 25,868 | -4.8% |
| 3Q20 | 22,786 | +1.6% |
| 2Q20 | 24,064 | +4.4% |
| 1Q20 | 23,712 | +5.2% |
| 4Q19 | 27,180 | +11.6% |
| 3Q19 | 22,427 | -1.7% |
| 2Q19 | 23,052 | -0.6% |
| 1Q19 | 22,550 | +4.9% |
| 4Q18 | 24,347 | -0.2% |
| 3Q18 | 22,821 | +20.9% |
| 2Q18 | 23,182 | +5.7% |
| 1Q18 | 21,494 | +13.0% |
| 4Q17 | 24,396 | +14.8% |
| 3Q17 | 18,878 | +9.0% |
| 2Q17 | 21,931 | +13.2% |
| 1Q17 | 19,026 | +14.6% |
| 4Q16 | 21,247 | +4.6% |
| 3Q16 | 17,313 | - |
| 2Q16 | 19,375 | - |
| 1Q16 | 16,600 | - |
| 4Q15 | 20,310 | - |