| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,014 | -2.3% |
| 3Q25 | 3,857 | -2.6% |
| 2Q25 | 3,719 | +9.6% |
| 1Q25 | 3,690 | +9.3% |
| 4Q24 | 4,107 | +18.3% |
| 3Q24 | 3,959 | +16.5% |
| 2Q24 | 3,394 | +9.4% |
| 1Q24 | 3,375 | +4.2% |
| 4Q23 | 3,472 | +7.9% |
| 3Q23 | 3,397 | +0.9% |
| 2Q23 | 3,103 | +0.2% |
| 1Q23 | 3,239 | -2.5% |
| 4Q22 | 3,217 | -19.7% |
| 3Q22 | 3,367 | -1.9% |
| 2Q22 | 3,097 | +6.8% |
| 1Q22 | 3,322 | +17.2% |
| 4Q21 | 4,007 | +19.9% |
| 3Q21 | 3,432 | +9.1% |
| 2Q21 | 2,900 | +0.9% |
| 1Q21 | 2,834 | -8.2% |
| 4Q20 | 3,341 | +8.4% |
| 3Q20 | 3,145 | -2.0% |
| 2Q20 | 2,875 | +1.7% |
| 1Q20 | 3,086 | +1.7% |
| 4Q19 | 3,081 | -2.0% |
| 3Q19 | 3,208 | +5.1% |
| 2Q19 | 2,827 | -2.0% |
| 1Q19 | 3,035 | +1.1% |
| 4Q18 | 3,143 | -0.3% |
| 3Q18 | 3,052 | -3.5% |
| 2Q18 | 2,886 | +0.6% |
| 1Q18 | 3,002 | -0.6% |
| 4Q17 | 3,152 | -3.6% |
| 3Q17 | 3,163 | -14.0% |
| 2Q17 | 2,870 | - |
| 1Q17 | 3,020 | - |
| 4Q16 | 3,269 | - |
| 3Q16 | 3,678 | - |