| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 25,717 | +6.2% |
| 4Q25 | 26,063 | +4.7% |
| 3Q25 | 24,570 | +5.0% |
| 2Q25 | 24,209 | +3.9% |
| 1Q25 | 24,206 | +4.6% |
| 4Q24 | 24,894 | +10.7% |
| 3Q24 | 23,401 | +5.3% |
| 2Q24 | 23,293 | +5.6% |
| 1Q24 | 23,148 | +3.4% |
| 4Q23 | 22,481 | -0.9% |
| 3Q23 | 22,221 | +1.1% |
| 2Q23 | 22,068 | +7.8% |
| 1Q23 | 22,381 | +10.6% |
| 4Q22 | 22,686 | +1.5% |
| 3Q22 | 21,986 | +7.8% |
| 2Q22 | 20,463 | -2.2% |
| 1Q22 | 20,231 | +0.8% |
| 4Q21 | 22,340 | +21.8% |
| 3Q21 | 20,386 | -4.7% |
| 2Q21 | 20,916 | -2.8% |
| 1Q21 | 20,065 | -7.7% |
| 4Q20 | 18,335 | -16.6% |
| 3Q20 | 21,387 | -2.8% |
| 2Q20 | 21,519 | -2.8% |
| 1Q20 | 21,743 | -2.6% |
| 4Q19 | 21,995 | -4.0% |
| 3Q19 | 21,999 | -1.3% |
| 2Q19 | 22,132 | +0.7% |
| 1Q19 | 22,313 | +1.4% |
| 4Q18 | 22,917 | +1.7% |
| 3Q18 | 22,298 | -1.1% |
| 2Q18 | 21,974 | -4.0% |
| 1Q18 | 22,001 | +1.1% |
| 4Q17 | 22,530 | +0.3% |
| 3Q17 | 22,542 | -2.1% |
| 2Q17 | 22,883 | -2.8% |
| 1Q17 | 21,761 | -1.3% |
| 4Q16 | 22,464 | - |
| 3Q16 | 23,021 | - |
| 2Q16 | 23,549 | - |
| 1Q16 | 22,045 | - |