| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 3Q26 | 19,396 | -5.7% |
| 2Q26 | 19,288 | -5.1% |
| 1Q26 | 19,617 | -1.9% |
| 3Q25 | 20,559 | +0.8% |
| 2Q25 | 20,334 | +0.4% |
| 1Q25 | 20,004 | +4.5% |
| 4Q24 | 19,217 | -0.0% |
| 3Q24 | 20,387 | +10.6% |
| 2Q24 | 20,248 | +7.9% |
| 1Q24 | 19,151 | +3.3% |
| 4Q23 | 19,222 | +3.4% |
| 3Q23 | 18,425 | +9.9% |
| 2Q23 | 18,760 | +21.0% |
| 1Q23 | 18,536 | +10.1% |
| 4Q22 | 18,589 | +9.7% |
| 3Q22 | 16,772 | +5.6% |
| 2Q22 | 15,506 | +2.0% |
| 1Q22 | 16,829 | +7.2% |
| 4Q21 | 16,940 | +4.2% |
| 3Q21 | 15,880 | -0.0% |
| 2Q21 | 15,204 | +4.2% |
| 1Q21 | 15,694 | +5.0% |
| 4Q20 | 16,256 | +9.1% |
| 3Q20 | 15,883 | +6.0% |
| 2Q20 | 14,588 | -1.6% |
| 1Q20 | 14,946 | +2.2% |
| 4Q19 | 14,895 | +4.6% |
| 3Q19 | 14,991 | +2.8% |
| 2Q19 | 14,821 | +3.4% |
| 1Q19 | 14,630 | +4.4% |
| 4Q18 | 14,242 | +5.4% |
| 3Q18 | 14,583 | +3.9% |
| 2Q18 | 14,339 | +4.4% |
| 1Q18 | 14,019 | -6.2% |
| 4Q17 | 13,507 | -4.0% |
| 3Q17 | 14,033 | +1.9% |
| 2Q17 | 13,731 | -3.5% |
| 1Q17 | 14,944 | +3.0% |
| 4Q16 | 14,069 | - |
| 3Q16 | 13,766 | - |
| 2Q16 | 14,231 | - |
| 1Q16 | 14,505 | - |