| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 17,102 | -0.7% |
| 1Q26 | 17,853 | +2.2% |
| 4Q25 | 17,019 | -7.4% |
| 3Q25 | 18,463 | +10.0% |
| 2Q25 | 17,224 | +1.6% |
| 1Q25 | 17,476 | +2.8% |
| 4Q24 | 18,386 | +9.8% |
| 3Q24 | 16,782 | -4.4% |
| 2Q24 | 16,959 | -3.4% |
| 1Q24 | 16,997 | -6.5% |
| 4Q23 | 16,740 | +2.1% |
| 3Q23 | 17,551 | +2.6% |
| 2Q23 | 17,551 | +3.8% |
| 1Q23 | 18,175 | +9.1% |
| 4Q22 | 16,395 | -1.3% |
| 3Q22 | 17,099 | +2.1% |
| 2Q22 | 16,903 | +4.6% |
| 1Q22 | 16,654 | +4.5% |
| 4Q21 | 16,608 | -1.9% |
| 3Q21 | 16,750 | -2.9% |
| 2Q21 | 16,162 | -5.5% |
| 1Q21 | 15,944 | -3.3% |
| 4Q20 | 16,922 | +2.8% |
| 3Q20 | 17,246 | -1.7% |
| 2Q20 | 17,095 | -1.8% |
| 1Q20 | 16,487 | -0.9% |
| 4Q19 | 16,460 | -3.4% |
| 3Q19 | 17,546 | +6.2% |
| 2Q19 | 17,410 | +2.4% |
| 1Q19 | 16,644 | +5.3% |
| 4Q18 | 17,046 | +3.9% |
| 3Q18 | 16,529 | +4.5% |
| 2Q18 | 17,009 | +7.4% |
| 1Q18 | 15,810 | +2.1% |
| 4Q17 | 16,412 | +4.0% |
| 3Q17 | 15,810 | +5.0% |
| 2Q17 | 15,837 | +2.0% |
| 1Q17 | 15,480 | +4.7% |
| 4Q16 | 15,786 | - |
| 3Q16 | 15,053 | - |
| 2Q16 | 15,523 | - |
| 1Q16 | 14,792 | - |