| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,141 | -0.4% |
| 3Q25 | 1,062 | +3.3% |
| 2Q25 | 1,097 | +3.4% |
| 1Q25 | 1,059 | +0.7% |
| 4Q24 | 1,145 | +4.3% |
| 3Q24 | 1,028 | -1.2% |
| 2Q24 | 1,061 | -2.2% |
| 1Q24 | 1,052 | -4.8% |
| 4Q23 | 1,098 | -12.2% |
| 3Q23 | 1,040 | -5.3% |
| 2Q23 | 1,084 | -4.8% |
| 1Q23 | 1,105 | +0.3% |
| 4Q22 | 1,252 | +5.1% |
| 3Q22 | 1,099 | +0.1% |
| 2Q22 | 1,139 | -0.1% |
| 1Q22 | 1,102 | +4.0% |
| 4Q21 | 1,191 | -4.7% |
| 3Q21 | 1,098 | -6.2% |
| 2Q21 | 1,141 | -4.5% |
| 1Q21 | 1,059 | -12.9% |
| 4Q20 | 1,250 | -5.1% |
| 3Q20 | 1,170 | -4.5% |
| 2Q20 | 1,195 | -5.2% |
| 1Q20 | 1,216 | -4.1% |
| 4Q19 | 1,318 | -3.2% |
| 3Q19 | 1,226 | -8.3% |
| 2Q19 | 1,261 | -8.2% |
| 1Q19 | 1,268 | -5.9% |
| 4Q18 | 1,361 | -4.9% |
| 3Q18 | 1,336 | -1.8% |
| 2Q18 | 1,374 | -1.1% |
| 1Q18 | 1,348 | +1.1% |
| 4Q17 | 1,432 | +4.7% |
| 3Q17 | 1,361 | +6.2% |
| 2Q17 | 1,389 | - |
| 1Q17 | 1,333 | - |
| 4Q16 | 1,367 | - |
| 3Q16 | 1,281 | - |