| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 32,012 | +8.4% |
| 3Q25 | 31,429 | +10.4% |
| 2Q25 | 30,437 | +9.1% |
| 1Q25 | 29,966 | +9.9% |
| 4Q24 | 29,518 | +12.7% |
| 3Q24 | 28,463 | +20.9% |
| 2Q24 | 27,900 | +7.3% |
| 1Q24 | 27,256 | +5.1% |
| 4Q23 | 26,199 | +3.5% |
| 3Q23 | 23,536 | +6.1% |
| 2Q23 | 25,999 | +7.5% |
| 1Q23 | 25,940 | +6.5% |
| 4Q22 | 25,312 | -54.4% |
| 3Q22 | 22,173 | +166.6% |
| 2Q22 | 24,189 | -12.2% |
| 1Q22 | 24,348 | -16.9% |
| 4Q21 | 55,542 | +57.7% |
| 3Q21 | 8,318 | -75.7% |
| 2Q21 | 27,538 | -17.2% |
| 1Q21 | 29,317 | -12.1% |
| 4Q20 | 35,216 | +8.0% |
| 3Q20 | 34,219 | +5.3% |
| 2Q20 | 33,245 | +3.2% |
| 1Q20 | 33,343 | +3.7% |
| 4Q19 | 32,603 | +1.3% |
| 3Q19 | 32,512 | +4.5% |
| 2Q19 | 32,205 | +5.0% |
| 1Q19 | 32,156 | +4.1% |
| 4Q18 | 32,194 | +8.5% |
| 3Q18 | 31,122 | +2.8% |
| 2Q18 | 30,679 | +5.4% |
| 1Q18 | 30,898 | +5.4% |
| 4Q17 | 29,669 | +4.2% |
| 3Q17 | 30,271 | +6.6% |
| 2Q17 | 29,103 | - |
| 1Q17 | 29,328 | - |
| 4Q16 | 28,479 | - |
| 3Q16 | 28,407 | - |