| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 514 | -2.1% |
| 4Q25 | 499 | +8.0% |
| 3Q25 | 499 | +2.1% |
| 2Q25 | 474 | +1.6% |
| 1Q25 | 525 | +8.9% |
| 4Q24 | 462 | +1.9% |
| 3Q24 | 489 | +8.5% |
| 2Q24 | 467 | +1.4% |
| 1Q24 | 483 | +0.3% |
| 4Q23 | 454 | -25.7% |
| 3Q23 | 450 | -2.2% |
| 2Q23 | 460 | -8.4% |
| 1Q23 | 481 | -1.9% |
| 4Q22 | 611 | -58.6% |
| 3Q22 | 461 | -64.2% |
| 2Q22 | 502 | -62.1% |
| 1Q22 | 490 | -63.8% |
| 4Q21 | 1,476 | +15.9% |
| 3Q21 | 1,287 | +5.2% |
| 2Q21 | 1,326 | -3.9% |
| 1Q21 | 1,356 | -2.8% |
| 4Q20 | 1,273 | -6.5% |
| 3Q20 | 1,224 | -3.3% |
| 2Q20 | 1,380 | +1.4% |
| 1Q20 | 1,396 | -0.6% |
| 4Q19 | 1,362 | +1.9% |
| 3Q19 | 1,266 | +4.9% |
| 2Q19 | 1,361 | +6.9% |
| 1Q19 | 1,403 | +3.3% |
| 4Q18 | 1,337 | +11.6% |
| 3Q18 | 1,207 | -2.7% |
| 2Q18 | 1,272 | +2.9% |
| 1Q18 | 1,358 | +0.1% |
| 4Q17 | 1,198 | -2.6% |
| 3Q17 | 1,240 | -0.7% |
| 2Q17 | 1,236 | -4.3% |
| 1Q17 | 1,357 | -8.7% |
| 4Q16 | 1,230 | -6.5% |
| 3Q16 | 1,249 | - |
| 2Q16 | 1,292 | - |
| 1Q16 | 1,487 | - |
| 4Q15 | 1,316 | - |