| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,023 | -18.2% |
| 3Q25 | 1,154 | +0.3% |
| 2Q25 | 1,191 | +5.4% |
| 1Q25 | 1,209 | +10.3% |
| 4Q24 | 1,251 | +21.2% |
| 3Q24 | 1,150 | +7.6% |
| 2Q24 | 1,130 | +4.0% |
| 1Q24 | 1,096 | +6.6% |
| 4Q23 | 1,032 | +3.5% |
| 3Q23 | 1,069 | +17.4% |
| 2Q23 | 1,087 | +20.8% |
| 1Q23 | 1,028 | +13.2% |
| 4Q22 | 997 | -6.7% |
| 3Q22 | 910 | -20.1% |
| 2Q22 | 900 | -26.2% |
| 1Q22 | 908 | -18.9% |
| 4Q21 | 1,068 | -4.9% |
| 3Q21 | 1,139 | +1.0% |
| 2Q21 | 1,220 | +3.4% |
| 1Q21 | 1,120 | -17.2% |
| 4Q20 | 1,124 | -19.8% |
| 3Q20 | 1,128 | -24.6% |
| 2Q20 | 1,179 | -18.1% |
| 1Q20 | 1,352 | +0.2% |
| 4Q19 | 1,401 | +5.7% |
| 3Q19 | 1,496 | -2.1% |
| 2Q19 | 1,441 | -11.4% |
| 1Q19 | 1,349 | -10.1% |
| 4Q18 | 1,325 | -9.8% |
| 3Q18 | 1,528 | +3.4% |
| 2Q18 | 1,627 | +17.5% |
| 1Q18 | 1,501 | +25.1% |
| 4Q17 | 1,470 | +30.4% |
| 3Q17 | 1,478 | +32.7% |
| 2Q17 | 1,385 | +25.5% |
| 1Q17 | 1,199 | +20.3% |
| 4Q16 | 1,127 | +6.6% |
| 3Q16 | 1,114 | - |
| 2Q16 | 1,103 | - |
| 1Q16 | 997 | - |
| 4Q15 | 1,057 | - |