| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 27,565 | +11.1% |
| 3Q25 | 26,778 | +12.2% |
| 2Q25 | 25,587 | +5.4% |
| 1Q25 | 25,067 | +4.6% |
| 4Q24 | 24,812 | +13.8% |
| 3Q24 | 23,861 | - |
| 2Q24 | 24,285 | +3.4% |
| 1Q24 | 23,961 | +3.6% |
| 4Q23 | 21,802 | -6.9% |
| 2Q23 | 23,483 | - |
| 1Q23 | 23,125 | -1.9% |
| 4Q22 | 23,416 | +2.1% |
| 3Q22 | 23,450 | +4.0% |
| 1Q22 | 23,564 | +5.9% |
| 4Q21 | 22,945 | -517.9% |
| 3Q21 | 22,552 | - |
| 2Q21 | 21,387 | +35.3% |
| 1Q21 | 22,244 | +42.6% |
| 4Q20 | -5,490 | -135.0% |
| 2Q19 | 15,803 | +2.5% |
| 1Q20 | 15,598 | +0.8% |
| 4Q19 | 15,685 | +1.3% |
| 3Q19 | 14,798 | -2.8% |
| 1Q19 | 15,472 | +1.1% |
| 4Q18 | 15,489 | +0.7% |
| 3Q18 | 15,228 | +1.2% |
| 2Q18 | 15,420 | +0.9% |
| 1Q18 | 15,308 | -0.6% |
| 4Q17 | 15,375 | +1.7% |
| 3Q17 | 15,044 | -1.5% |
| 2Q17 | 15,281 | - |
| 1Q17 | 15,396 | - |
| 4Q16 | 15,119 | - |
| 3Q16 | 15,273 | - |