| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 31,534 | +2.3% |
| 3Q25 | 31,238 | +3.7% |
| 2Q25 | 30,711 | +5.7% |
| 1Q25 | 31,782 | +6.2% |
| 4Q24 | 30,819 | +10.4% |
| 3Q24 | 30,128 | +9.5% |
| 2Q24 | 29,056 | +13.5% |
| 1Q24 | 29,919 | +13.9% |
| 4Q23 | 27,910 | +14.8% |
| 3Q23 | 27,514 | +12.5% |
| 2Q23 | 25,598 | +6.9% |
| 1Q23 | 26,273 | +6.3% |
| 4Q22 | 24,316 | +0.9% |
| 3Q22 | 24,459 | +3.6% |
| 2Q22 | 23,946 | +9.4% |
| 1Q22 | 24,719 | +16.8% |
| 4Q21 | 24,093 | -6.7% |
| 3Q21 | 23,605 | -4.2% |
| 2Q21 | 21,888 | -8.9% |
| 1Q21 | 21,162 | -16.7% |
| 4Q20 | 25,824 | +2.7% |
| 3Q20 | 24,632 | +1.7% |
| 2Q20 | 24,033 | +4.9% |
| 1Q20 | 25,410 | +4.4% |
| 4Q19 | 25,134 | +6.9% |
| 3Q19 | 24,214 | +5.8% |
| 2Q19 | 22,920 | +3.3% |
| 1Q19 | 24,347 | +2.8% |
| 4Q18 | 23,512 | +7.2% |
| 3Q18 | 22,879 | +4.1% |
| 2Q18 | 22,190 | +7.4% |
| 1Q18 | 23,684 | +5.5% |
| 4Q17 | 21,926 | +1.1% |
| 3Q17 | 21,983 | +1.9% |
| 2Q17 | 20,656 | - |
| 1Q17 | 22,458 | - |
| 4Q16 | 21,684 | - |
| 3Q16 | 21,577 | - |