| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 16,788 | -1.8% |
| 1Q26 | 16,922 | -24.5% |
| 4Q25 | 18,465 | -14.9% |
| 3Q25 | 16,765 | -10.5% |
| 2Q25 | 17,097 | -9.0% |
| 1Q25 | 22,404 | +21.5% |
| 4Q24 | 21,689 | 0.0% |
| 3Q24 | 18,735 | -9.4% |
| 2Q24 | 18,779 | -4.9% |
| 1Q24 | 18,435 | -5.6% |
| 4Q23 | 21,680 | +4.3% |
| 3Q23 | 20,670 | +3.8% |
| 2Q23 | 19,737 | +4.5% |
| 1Q23 | 19,529 | +2.2% |
| 4Q22 | 20,792 | -6.6% |
| 3Q22 | 19,916 | -4.0% |
| 2Q22 | 18,896 | -4.4% |
| 1Q22 | 19,100 | +3.4% |
| 4Q21 | 22,268 | -8.3% |
| 3Q21 | 20,740 | -15.0% |
| 2Q21 | 19,759 | -17.2% |
| 1Q21 | 18,468 | -22.1% |
| 4Q20 | 24,286 | +5.9% |
| 3Q20 | 24,398 | +6.6% |
| 2Q20 | 23,861 | +6.9% |
| 1Q20 | 23,722 | +10.6% |
| 4Q19 | 22,935 | -0.1% |
| 3Q19 | 22,882 | +5.6% |
| 2Q19 | 22,331 | +3.6% |
| 1Q19 | 21,455 | +3.4% |
| 4Q18 | 22,950 | +2.3% |
| 3Q18 | 21,672 | -0.6% |
| 2Q18 | 21,555 | -0.0% |
| 1Q18 | 20,746 | -2.5% |
| 4Q17 | 22,442 | +1.3% |
| 3Q17 | 21,806 | +1.3% |
| 2Q17 | 21,562 | - |
| 1Q17 | 21,271 | - |
| 4Q16 | 22,164 | - |
| 3Q16 | 21,532 | - |