| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,790 | -20.7% |
| 3Q25 | 1,877 | -30.8% |
| 2Q25 | 1,841 | -25.3% |
| 1Q25 | 2,019 | -19.2% |
| 4Q24 | 2,259 | -0.5% |
| 3Q24 | 2,715 | +18.2% |
| 2Q24 | 2,466 | +48.3% |
| 1Q24 | 2,499 | +56.2% |
| 4Q23 | 2,269 | +53.4% |
| 3Q23 | 2,296 | +57.1% |
| 2Q23 | 1,662 | +14.2% |
| 1Q23 | 1,600 | +20.0% |
| 4Q22 | 1,479 | +12.6% |
| 3Q22 | 1,461 | +2.5% |
| 2Q22 | 1,455 | +12.5% |
| 1Q22 | 1,333 | +17.8% |
| 4Q21 | 1,314 | +15.8% |
| 3Q21 | 1,425 | +32.4% |
| 2Q21 | 1,294 | +24.0% |
| 1Q21 | 1,131 | +17.0% |
| 4Q20 | 1,135 | +11.0% |
| 3Q20 | 1,077 | +20.0% |
| 2Q20 | 1,044 | +20.1% |
| 1Q20 | 966 | +21.4% |
| 4Q19 | 1,022 | +53.2% |
| 3Q19 | 897 | +29.2% |
| 2Q19 | 869 | +24.2% |
| 1Q19 | 796 | +13.5% |
| 4Q18 | 667 | +7.4% |
| 3Q18 | 694 | +9.2% |
| 2Q18 | 700 | +19.1% |
| 1Q18 | 701 | +25.8% |
| 4Q17 | 621 | - |
| 3Q17 | 636 | - |
| 2Q17 | 588 | - |
| 1Q17 | 557 | - |