| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 465 | -16.0% |
| 1Q26 | 513 | -16.6% |
| 4Q25 | 518 | -8.4% |
| 3Q25 | 595 | -3.4% |
| 2Q25 | 554 | -4.6% |
| 1Q25 | 615 | -2.6% |
| 4Q24 | 566 | -2.8% |
| 3Q24 | 616 | -7.6% |
| 2Q24 | 581 | 0.0% |
| 1Q24 | 632 | -0.5% |
| 4Q23 | 583 | -0.4% |
| 3Q23 | 667 | +3.2% |
| 2Q23 | 581 | -7.9% |
| 1Q23 | 635 | +3.0% |
| 4Q22 | 585 | -10.5% |
| 3Q22 | 646 | -15.4% |
| 2Q22 | 630 | -21.0% |
| 1Q22 | 616 | -15.2% |
| 4Q21 | 654 | -30.8% |
| 3Q21 | 764 | -24.0% |
| 2Q21 | 798 | -18.1% |
| 1Q21 | 727 | -26.3% |
| 4Q20 | 946 | - |
| 3Q20 | 1,006 | - |
| 2Q20 | 975 | - |
| 1Q20 | 986 | - |
| 4Q17 | 355 | -7.6% |
| 3Q17 | 351 | -18.7% |
| 2Q17 | 321 | - |
| 1Q17 | 340 | - |
| 4Q16 | 384 | - |
| 3Q16 | 431 | - |