| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 20,134 | +5.7% |
| 1Q26 | 20,091 | +3.8% |
| 4Q25 | 19,776 | +8.2% |
| 3Q25 | 19,992 | +6.5% |
| 2Q25 | 19,054 | +5.7% |
| 1Q25 | 19,353 | +3.0% |
| 4Q24 | 18,284 | -5.1% |
| 3Q24 | 18,774 | -4.4% |
| 2Q24 | 18,035 | -2.7% |
| 1Q24 | 18,789 | -1.2% |
| 4Q23 | 19,263 | +5.7% |
| 3Q23 | 19,636 | +6.1% |
| 2Q23 | 18,537 | +6.9% |
| 1Q23 | 19,008 | +13.2% |
| 4Q22 | 18,227 | +10.0% |
| 3Q22 | 18,515 | +15.1% |
| 2Q22 | 17,334 | +8.7% |
| 1Q22 | 16,796 | +7.5% |
| 4Q21 | 16,571 | +1.4% |
| 3Q21 | 16,089 | -0.4% |
| 2Q21 | 15,949 | +1.1% |
| 1Q21 | 15,621 | -2.9% |
| 4Q20 | 16,337 | +1.4% |
| 3Q20 | 16,156 | +0.1% |
| 2Q20 | 15,781 | +3.2% |
| 1Q20 | 16,095 | +6.0% |
| 4Q19 | 16,114 | +5.7% |
| 3Q19 | 16,143 | +9.4% |
| 2Q19 | 15,288 | +5.8% |
| 1Q19 | 15,188 | +3.8% |
| 4Q18 | 15,238 | +5.4% |
| 3Q18 | 14,756 | +1.9% |
| 2Q18 | 14,452 | +3.0% |
| 1Q18 | 14,631 | -3.2% |
| 4Q17 | 14,453 | -9.3% |
| 3Q17 | 14,479 | -10.0% |
| 2Q17 | 14,031 | -12.1% |
| 1Q17 | 15,117 | -2.0% |
| 4Q16 | 15,929 | - |
| 3Q16 | 16,094 | - |
| 2Q16 | 15,962 | - |
| 1Q16 | 15,420 | - |