| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 28,550 | +19.2% |
| 3Q25 | 27,418 | +12.2% |
| 2Q25 | 23,385 | +3.8% |
| 1Q25 | 24,069 | +2.0% |
| 4Q24 | 23,948 | +3.1% |
| 3Q24 | 24,444 | +2.8% |
| 2Q24 | 22,530 | +3.2% |
| 1Q24 | 23,599 | +3.9% |
| 4Q23 | 23,228 | +4.2% |
| 3Q23 | 23,768 | +7.6% |
| 2Q23 | 21,829 | +0.7% |
| 1Q23 | 22,712 | +0.4% |
| 4Q22 | 22,284 | -4.8% |
| 3Q22 | 22,094 | -0.4% |
| 2Q22 | 21,681 | -9.6% |
| 1Q22 | 22,632 | +5.8% |
| 4Q21 | 23,403 | -29.9% |
| 3Q21 | 22,184 | -18.5% |
| 2Q21 | 23,982 | -11.5% |
| 1Q21 | 21,383 | -23.8% |
| 4Q20 | 33,366 | +23.3% |
| 3Q20 | 27,210 | -1.4% |
| 2Q20 | 27,103 | +3.7% |
| 1Q20 | 28,065 | +6.5% |
| 4Q19 | 27,067 | -3.1% |
| 3Q19 | 27,597 | -2.1% |
| 2Q19 | 26,144 | -1.6% |
| 1Q19 | 26,363 | +2.4% |
| 4Q18 | 27,920 | +0.7% |
| 3Q18 | 28,184 | +7.3% |
| 2Q18 | 26,556 | -4.0% |
| 1Q18 | 25,749 | -6.0% |
| 4Q17 | 27,734 | -4.0% |
| 3Q17 | 26,276 | -10.2% |
| 2Q17 | 27,655 | - |
| 1Q17 | 27,394 | - |
| 4Q16 | 28,885 | - |
| 3Q16 | 29,259 | - |