| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,403 | -5.1% |
| 3Q25 | 5,029 | -10.2% |
| 2Q25 | 5,131 | -4.8% |
| 1Q25 | 4,741 | -4.9% |
| 4Q24 | 5,692 | +12.9% |
| 3Q24 | 5,602 | +13.6% |
| 2Q24 | 5,391 | +14.8% |
| 1Q24 | 4,983 | +9.4% |
| 4Q23 | 5,043 | +6.7% |
| 3Q23 | 4,930 | +15.2% |
| 2Q23 | 4,698 | +15.4% |
| 1Q23 | 4,555 | +14.0% |
| 4Q22 | 4,726 | +15.7% |
| 3Q22 | 4,279 | +9.7% |
| 2Q22 | 4,071 | +10.7% |
| 1Q22 | 3,996 | +13.2% |
| 4Q21 | 4,084 | +10.1% |
| 3Q21 | 3,899 | +13.9% |
| 2Q21 | 3,679 | +0.9% |
| 1Q21 | 3,531 | -6.8% |
| 4Q20 | 3,708 | +5.1% |
| 3Q20 | 3,423 | -5.2% |
| 2Q20 | 3,647 | +6.5% |
| 1Q20 | 3,788 | +5.5% |
| 4Q19 | 3,528 | -7.9% |
| 3Q19 | 3,612 | -3.1% |
| 2Q19 | 3,425 | -2.8% |
| 1Q19 | 3,592 | +7.4% |
| 4Q18 | 3,832 | +8.4% |
| 3Q18 | 3,727 | +16.1% |
| 2Q18 | 3,522 | +12.6% |
| 1Q18 | 3,343 | +7.3% |
| 4Q17 | 3,534 | +12.3% |
| 3Q17 | 3,210 | +8.8% |
| 2Q17 | 3,128 | +3.5% |
| 1Q17 | 3,115 | -1.1% |
| 4Q16 | 3,147 | - |
| 3Q16 | 2,951 | - |
| 2Q16 | 3,023 | - |
| 1Q16 | 3,149 | - |