| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 3Q26 | 24,536 | -0.3% |
| 2Q26 | 24,655 | -0.1% |
| 1Q26 | 24,327 | -0.8% |
| 4Q25 | 24,976 | +9.4% |
| 3Q25 | 24,610 | +2.8% |
| 2Q25 | 24,669 | +7.4% |
| 1Q25 | 24,531 | +5.6% |
| 4Q24 | 22,828 | +3.9% |
| 3Q24 | 23,931 | +7.3% |
| 2Q24 | 22,978 | +0.6% |
| 1Q24 | 23,234 | +0.6% |
| 4Q23 | 21,967 | +4.2% |
| 3Q23 | 22,300 | +6.2% |
| 2Q23 | 22,832 | +8.7% |
| 1Q23 | 23,094 | +10.5% |
| 4Q22 | 21,077 | +2.1% |
| 3Q22 | 21,006 | +11.4% |
| 2Q22 | 21,009 | +10.4% |
| 1Q22 | 20,892 | +9.8% |
| 4Q21 | 20,641 | -1.3% |
| 3Q21 | 18,860 | -11.3% |
| 2Q21 | 19,024 | -9.8% |
| 1Q21 | 19,031 | -12.3% |
| 4Q20 | 20,912 | -3.6% |
| 3Q20 | 21,256 | -0.1% |
| 2Q20 | 21,084 | -3.3% |
| 1Q20 | 21,706 | +0.8% |
| 4Q19 | 21,686 | +2.7% |
| 3Q19 | 21,279 | -1.4% |
| 2Q19 | 21,804 | +2.9% |
| 1Q19 | 21,528 | +5.5% |
| 4Q18 | 21,114 | +1.1% |
| 3Q18 | 21,587 | +9.3% |
| 2Q18 | 21,198 | +6.3% |
| 1Q18 | 20,409 | +2.1% |
| 4Q17 | 20,878 | +5.5% |
| 3Q17 | 19,757 | -3.2% |
| 2Q17 | 19,940 | - |
| 1Q17 | 19,987 | - |
| 4Q16 | 19,792 | - |
| 3Q16 | 20,418 | - |