| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 44,021 | +4.2% |
| 3Q25 | 43,053 | +3.9% |
| 2Q25 | 42,936 | +4.7% |
| 1Q25 | 41,557 | +8.3% |
| 4Q24 | 42,243 | +7.0% |
| 3Q24 | 41,425 | +7.3% |
| 2Q24 | 40,993 | +6.8% |
| 1Q24 | 38,357 | +2.9% |
| 4Q23 | 39,481 | +3.7% |
| 3Q23 | 38,590 | +2.8% |
| 2Q23 | 38,374 | +1.3% |
| 1Q23 | 37,259 | +1.4% |
| 4Q22 | 38,068 | +0.3% |
| 3Q22 | 37,528 | +2.8% |
| 2Q22 | 37,875 | +6.4% |
| 1Q22 | 36,754 | +5.6% |
| 4Q21 | 37,969 | +15.3% |
| 3Q21 | 36,490 | +10.9% |
| 2Q21 | 35,584 | +9.3% |
| 1Q21 | 34,817 | +22.2% |
| 4Q20 | 32,928 | +15.7% |
| 3Q20 | 32,904 | +17.0% |
| 2Q20 | 32,564 | +15.0% |
| 1Q20 | 28,485 | +0.4% |
| 4Q19 | 28,462 | +4.6% |
| 3Q19 | 28,118 | +4.0% |
| 2Q19 | 28,307 | +3.4% |
| 1Q19 | 28,363 | +7.7% |
| 4Q18 | 27,218 | +3.9% |
| 3Q18 | 27,044 | +3.3% |
| 2Q18 | 27,368 | +4.1% |
| 1Q18 | 26,340 | +3.4% |
| 4Q17 | 26,208 | +2.0% |
| 3Q17 | 26,187 | +1.3% |
| 2Q17 | 26,296 | - |
| 1Q17 | 25,462 | - |
| 4Q16 | 25,691 | - |
| 3Q16 | 25,858 | - |