| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 17,223 | -12.8% |
| 1Q26 | 18,964 | -9.8% |
| 4Q25 | 21,072 | +0.4% |
| 3Q25 | 20,511 | -5.3% |
| 2Q25 | 19,762 | +0.9% |
| 1Q25 | 21,014 | +1.4% |
| 4Q24 | 20,990 | +0.3% |
| 3Q24 | 21,670 | +0.8% |
| 2Q24 | 19,582 | +0.9% |
| 1Q24 | 20,726 | -0.1% |
| 4Q23 | 20,933 | +6.9% |
| 3Q23 | 21,493 | +15.2% |
| 2Q23 | 19,402 | +12.2% |
| 1Q23 | 20,744 | +22.9% |
| 4Q22 | 19,576 | -5.3% |
| 3Q22 | 18,650 | -8.5% |
| 2Q22 | 17,288 | -9.7% |
| 1Q22 | 16,872 | +8.8% |
| 4Q21 | 20,677 | -9.0% |
| 3Q21 | 20,373 | -9.5% |
| 2Q21 | 19,135 | -10.5% |
| 1Q21 | 15,504 | -31.7% |
| 4Q20 | 22,729 | -3.8% |
| 3Q20 | 22,511 | +9.9% |
| 2Q20 | 21,374 | +9.0% |
| 1Q20 | 22,698 | +7.6% |
| 4Q19 | 23,623 | +12.5% |
| 3Q19 | 20,490 | -2.9% |
| 2Q19 | 19,602 | +1.3% |
| 1Q19 | 21,087 | +1.9% |
| 4Q18 | 21,003 | -2.6% |
| 3Q18 | 21,096 | +1.0% |
| 2Q18 | 19,342 | -2.2% |
| 1Q18 | 20,687 | -4.3% |
| 4Q17 | 21,557 | +5.0% |
| 3Q17 | 20,885 | -2.1% |
| 2Q17 | 19,768 | - |
| 1Q17 | 21,615 | - |
| 4Q16 | 20,524 | - |
| 3Q16 | 21,329 | - |