| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 31,456 | +8.6% |
| 4Q25 | 26,705 | -2.5% |
| 3Q25 | 29,720 | +10.7% |
| 2Q25 | 29,558 | +8.0% |
| 1Q25 | 28,955 | +13.0% |
| 4Q24 | 27,392 | +12.4% |
| 3Q24 | 26,844 | +7.5% |
| 2Q24 | 27,358 | +8.4% |
| 1Q24 | 25,623 | +5.5% |
| 4Q23 | 24,372 | -1.7% |
| 3Q23 | 24,966 | +1.2% |
| 2Q23 | 25,233 | +4.7% |
| 1Q23 | 24,290 | +5.9% |
| 4Q22 | 24,784 | +10.0% |
| 3Q22 | 24,661 | +18.6% |
| 2Q22 | 24,097 | +16.2% |
| 1Q22 | 22,944 | +20.3% |
| 4Q21 | 22,525 | +16.2% |
| 3Q21 | 20,793 | +20.0% |
| 2Q21 | 20,742 | +26.4% |
| 1Q21 | 19,069 | +10.5% |
| 4Q20 | 19,383 | +8.2% |
| 3Q20 | 17,334 | -4.4% |
| 2Q20 | 16,411 | -13.2% |
| 1Q20 | 17,254 | -2.2% |
| 4Q19 | 17,906 | -2.3% |
| 3Q19 | 18,126 | +5.7% |
| 2Q19 | 18,908 | +6.7% |
| 1Q19 | 17,641 | -0.2% |
| 4Q18 | 18,328 | +1.1% |
| 3Q18 | 17,155 | -6.6% |
| 2Q18 | 17,726 | -4.8% |
| 1Q18 | 17,675 | -1.7% |
| 4Q17 | 18,131 | +8.2% |
| 3Q17 | 18,370 | +14.6% |
| 2Q17 | 18,622 | +7.1% |
| 1Q17 | 17,982 | +6.9% |
| 4Q16 | 16,754 | -2.0% |
| 3Q16 | 16,028 | - |
| 2Q16 | 17,390 | - |
| 1Q16 | 16,819 | - |
| 4Q15 | 17,088 | - |