| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 20,384 | +4.2% |
| 3Q25 | 19,918 | +4.0% |
| 2Q25 | 20,154 | +4.1% |
| 1Q25 | 19,567 | +4.2% |
| 4Q24 | 19,565 | +5.9% |
| 3Q24 | 19,152 | +5.9% |
| 2Q24 | 19,367 | +7.2% |
| 1Q24 | 18,782 | +9.4% |
| 4Q23 | 18,476 | +8.5% |
| 3Q23 | 18,082 | +8.3% |
| 2Q23 | 18,072 | +10.6% |
| 1Q23 | 17,170 | +7.0% |
| 4Q22 | 17,022 | +6.4% |
| 3Q22 | 16,689 | +3.4% |
| 2Q22 | 16,347 | +3.9% |
| 1Q22 | 16,040 | +31.2% |
| 4Q21 | 16,002 | -7.8% |
| 3Q21 | 16,134 | -6.8% |
| 2Q21 | 15,731 | -9.2% |
| 1Q21 | 12,228 | -28.4% |
| 4Q20 | 17,353 | +1.4% |
| 3Q20 | 17,320 | +2.0% |
| 2Q20 | 17,322 | +1.1% |
| 1Q20 | 17,069 | +0.5% |
| 4Q19 | 17,118 | +1.8% |
| 3Q19 | 16,983 | +1.1% |
| 2Q19 | 17,140 | +1.9% |
| 1Q19 | 16,982 | +3.4% |
| 4Q18 | 16,821 | +3.6% |
| 3Q18 | 16,804 | +2.8% |
| 2Q18 | 16,825 | +1.8% |
| 1Q18 | 16,422 | +1.2% |
| 4Q17 | 16,231 | +0.3% |
| 3Q17 | 16,349 | -0.9% |
| 2Q17 | 16,529 | - |
| 1Q17 | 16,231 | - |
| 4Q16 | 16,188 | - |
| 3Q16 | 16,491 | - |