| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 18,782 | +4.3% |
| 1Q26 | 17,784 | +5.8% |
| 4Q25 | 17,331 | -4.7% |
| 3Q25 | 16,631 | +2.2% |
| 2Q25 | 18,004 | +9.2% |
| 1Q25 | 16,813 | +8.7% |
| 4Q24 | 18,192 | +15.5% |
| 3Q24 | 16,267 | +8.0% |
| 2Q24 | 16,484 | +5.4% |
| 1Q24 | 15,473 | +3.5% |
| 4Q23 | 15,756 | -0.5% |
| 3Q23 | 15,068 | +4.1% |
| 2Q23 | 15,644 | +8.8% |
| 1Q23 | 14,947 | +11.2% |
| 4Q22 | 15,832 | -237.6% |
| 3Q22 | 14,478 | -34.1% |
| 2Q22 | 14,383 | -37.3% |
| 1Q22 | 13,447 | -32.7% |
| 4Q21 | -11,505 | -151.1% |
| 3Q21 | 21,985 | +0.6% |
| 2Q21 | 22,927 | +1.3% |
| 1Q21 | 19,991 | -8.7% |
| 4Q20 | 22,506 | +9.1% |
| 3Q20 | 21,860 | -0.0% |
| 2Q20 | 22,639 | +0.7% |
| 1Q20 | 21,895 | +2.7% |
| 4Q19 | 20,630 | -1.8% |
| 3Q19 | 21,866 | +3.6% |
| 2Q19 | 22,487 | +2.1% |
| 1Q19 | 21,314 | +3.0% |
| 4Q18 | 21,012 | -7.1% |
| 3Q18 | 21,098 | +4.5% |
| 2Q18 | 22,029 | +5.9% |
| 1Q18 | 20,696 | +8.2% |
| 4Q17 | 22,630 | +16.5% |
| 3Q17 | 20,193 | +11.1% |
| 2Q17 | 20,797 | +5.1% |
| 1Q17 | 19,122 | +2.0% |
| 4Q16 | 19,430 | - |
| 3Q16 | 18,179 | - |
| 2Q16 | 19,789 | - |
| 1Q16 | 18,744 | - |