| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 8,476 | -2.5% |
| 4Q25 | 8,004 | -9.9% |
| 3Q25 | 8,229 | -11.3% |
| 2Q25 | 9,164 | -7.6% |
| 1Q25 | 8,689 | -10.6% |
| 4Q24 | 8,881 | -3.1% |
| 3Q24 | 9,273 | -2.2% |
| 2Q24 | 9,920 | -4.1% |
| 1Q24 | 9,715 | -3.4% |
| 4Q23 | 9,165 | -3.0% |
| 3Q23 | 9,485 | -2.8% |
| 2Q23 | 10,342 | +2.6% |
| 1Q23 | 10,057 | +0.5% |
| 4Q22 | 9,451 | -0.1% |
| 3Q22 | 9,763 | -1.7% |
| 2Q22 | 10,080 | -5.8% |
| 1Q22 | 10,010 | -5.3% |
| 4Q21 | 9,462 | +12.0% |
| 3Q21 | 9,927 | +83.6% |
| 2Q21 | 10,699 | +34.6% |
| 1Q21 | 10,565 | +34.8% |
| 4Q20 | 8,451 | +13.0% |
| 3Q20 | 5,408 | -30.2% |
| 2Q20 | 7,948 | -8.2% |
| 1Q20 | 7,836 | -10.0% |
| 4Q19 | 7,480 | -5.3% |
| 3Q19 | 7,752 | -4.6% |
| 2Q19 | 8,654 | -5.5% |
| 1Q19 | 8,706 | -7.7% |
| 4Q18 | 7,895 | -4.2% |
| 3Q18 | 8,125 | -8.2% |
| 2Q18 | 9,162 | -1.6% |
| 1Q18 | 9,437 | +2.0% |
| 4Q17 | 8,239 | -0.1% |
| 3Q17 | 8,846 | +4.6% |
| 2Q17 | 9,310 | +0.9% |
| 1Q17 | 9,252 | +4.5% |
| 4Q16 | 8,251 | - |
| 3Q16 | 8,454 | - |
| 2Q16 | 9,231 | - |
| 1Q16 | 8,857 | - |