| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 3Q26 | 19,553 | +3.2% |
| 2Q26 | 18,726 | +0.3% |
| 1Q26 | 18,762 | +2.1% |
| 4Q25 | 20,278 | +8.6% |
| 3Q25 | 18,955 | +0.5% |
| 2Q25 | 18,676 | +10.1% |
| 1Q25 | 18,371 | +8.2% |
| 4Q24 | 18,671 | +1.7% |
| 3Q24 | 18,860 | +13.8% |
| 2Q24 | 16,967 | +4.6% |
| 1Q24 | 16,972 | +4.5% |
| 4Q23 | 18,351 | +0.3% |
| 3Q23 | 16,574 | +5.2% |
| 2Q23 | 16,216 | +6.7% |
| 1Q23 | 16,240 | +3.1% |
| 4Q22 | 18,301 | -3.1% |
| 3Q22 | 15,762 | +2.6% |
| 2Q22 | 15,201 | 0.0% |
| 1Q22 | 15,745 | +2.7% |
| 4Q21 | 18,892 | +15.2% |
| 3Q21 | 15,366 | -7.5% |
| 2Q21 | 15,199 | -6.9% |
| 1Q21 | 15,326 | -5.0% |
| 4Q20 | 16,406 | -1.8% |
| 3Q20 | 16,619 | +2.6% |
| 2Q20 | 16,321 | +2.9% |
| 1Q20 | 16,136 | +1.9% |
| 4Q19 | 16,701 | -3.3% |
| 3Q19 | 16,205 | -1.6% |
| 2Q19 | 15,860 | +1.2% |
| 1Q19 | 15,840 | -2.5% |
| 4Q18 | 17,279 | +4.1% |
| 3Q18 | 16,476 | +1.0% |
| 2Q18 | 15,667 | -3.2% |
| 1Q18 | 16,242 | -7.3% |
| 4Q17 | 16,593 | 0.0% |
| 3Q17 | 16,314 | -0.4% |
| 2Q17 | 16,185 | - |
| 1Q17 | 17,514 | - |
| 4Q16 | 16,588 | - |
| 3Q16 | 16,386 | - |