| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 21,186 | +3.6% |
| 1Q26 | 20,843 | +4.1% |
| 4Q25 | 19,878 | +0.7% |
| 3Q25 | 20,887 | +4.7% |
| 2Q25 | 20,451 | +5.8% |
| 1Q25 | 20,016 | +6.1% |
| 4Q24 | 19,748 | +7.6% |
| 3Q24 | 19,953 | +5.3% |
| 2Q24 | 19,335 | +4.0% |
| 1Q24 | 18,873 | +4.2% |
| 4Q23 | 18,355 | +1.8% |
| 3Q23 | 18,940 | +3.7% |
| 2Q23 | 18,594 | +4.6% |
| 1Q23 | 18,104 | +2.8% |
| 4Q22 | 18,031 | -1.5% |
| 3Q22 | 18,270 | -3.3% |
| 2Q22 | 17,779 | -4.6% |
| 1Q22 | 17,617 | -4.0% |
| 4Q21 | 18,309 | +1.7% |
| 3Q21 | 18,893 | +4.3% |
| 2Q21 | 18,640 | +0.2% |
| 1Q21 | 18,344 | +3.0% |
| 4Q20 | 17,996 | +7.1% |
| 3Q20 | 18,112 | +1.9% |
| 2Q20 | 18,595 | +7.2% |
| 1Q20 | 17,804 | +2.5% |
| 4Q19 | 16,807 | +1.1% |
| 3Q19 | 17,773 | +3.3% |
| 2Q19 | 17,347 | +1.9% |
| 1Q19 | 17,378 | +3.6% |
| 4Q18 | 16,624 | +2.9% |
| 3Q18 | 17,202 | +3.3% |
| 2Q18 | 17,022 | +2.0% |
| 1Q18 | 16,770 | +3.6% |
| 4Q17 | 16,158 | +1.1% |
| 3Q17 | 16,651 | +1.6% |
| 2Q17 | 16,685 | - |
| 1Q17 | 16,189 | - |
| 4Q16 | 15,975 | - |
| 3Q16 | 16,381 | - |