| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 22,815 | -5.0% |
| 3Q25 | 22,049 | -5.4% |
| 4Q24 | 24,012 | -14.7% |
| 3Q24 | 23,298 | -14.6% |
| 2Q24 | 23,516 | -11.4% |
| 1Q24 | 21,925 | -12.1% |
| 4Q23 | 28,152 | +5.2% |
| 3Q23 | 27,281 | +9.5% |
| 2Q23 | 26,549 | +8.0% |
| 1Q23 | 24,934 | +5.4% |
| 4Q22 | 26,755 | +6.1% |
| 3Q22 | 24,918 | +7.4% |
| 2Q22 | 24,591 | +9.4% |
| 1Q22 | 23,649 | +3.8% |
| 4Q21 | 25,211 | +7.4% |
| 3Q21 | 23,209 | +4.1% |
| 2Q21 | 22,485 | +6.8% |
| 1Q21 | 22,788 | -3.2% |
| 4Q20 | 23,480 | -0.3% |
| 3Q20 | 22,291 | -4.3% |
| 2Q20 | 21,045 | -12.6% |
| 1Q20 | 23,552 | +1.3% |
| 4Q19 | 23,553 | +46.5% |
| 3Q19 | 23,283 | +2.3% |
| 2Q19 | 24,084 | -30.6% |
| 1Q19 | 23,244 | +1.7% |
| 4Q18 | 16,077 | -29.4% |
| 1Q18 | 34,698 | +51.8% |
| 3Q18 | 22,762 | -5.8% |
| 2Q18 | 21,982 | -14.7% |
| 1Q18 | 22,862 | -11.2% |
| 4Q17 | 26,078 | +1.7% |
| 3Q17 | 24,156 | -5.1% |
| 2Q17 | 25,784 | - |
| 1Q17 | 25,755 | - |
| 4Q16 | 25,641 | - |
| 3Q16 | 25,464 | - |