| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 3Q26 | 30,565 | +0.8% |
| 2Q26 | 28,331 | -1.4% |
| 1Q26 | 31,403 | +11.4% |
| 4Q25 | 26,426 | +1.3% |
| 3Q25 | 30,327 | +1.9% |
| 2Q25 | 28,744 | +4.6% |
| 1Q25 | 28,198 | +4.9% |
| 4Q24 | 26,080 | +0.8% |
| 3Q24 | 29,757 | +3.4% |
| 2Q24 | 27,489 | +2.3% |
| 1Q24 | 26,892 | +5.1% |
| 4Q23 | 25,885 | +1.0% |
| 3Q23 | 28,777 | -0.6% |
| 2Q23 | 26,873 | +0.4% |
| 1Q23 | 25,596 | -1.3% |
| 4Q22 | 25,632 | -7.5% |
| 3Q22 | 28,962 | -11.1% |
| 2Q22 | 26,759 | -6.2% |
| 1Q22 | 25,939 | -4.4% |
| 4Q21 | 27,702 | +1.7% |
| 3Q21 | 32,595 | +0.2% |
| 2Q21 | 28,527 | -2.1% |
| 1Q21 | 27,137 | -0.8% |
| 4Q20 | 27,237 | +8.6% |
| 3Q20 | 32,529 | +1.0% |
| 2Q20 | 29,149 | +3.2% |
| 1Q20 | 27,366 | +2.1% |
| 4Q19 | 25,073 | +2.8% |
| 3Q19 | 32,203 | +3.8% |
| 2Q19 | 28,234 | +2.7% |
| 1Q19 | 26,816 | +2.4% |
| 4Q18 | 24,397 | +1.0% |
| 3Q18 | 31,016 | +2.5% |
| 2Q18 | 27,490 | +2.8% |
| 1Q18 | 26,184 | +2.3% |
| 4Q17 | 24,166 | - |
| 3Q17 | 30,249 | - |
| 2Q17 | 26,740 | - |
| 1Q17 | 25,601 | - |