| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 5,238 | -18.0% |
| 4Q25 | 5,534 | -10.5% |
| 3Q25 | 6,159 | -19.6% |
| 2Q25 | 6,270 | -8.7% |
| 1Q25 | 6,385 | -15.3% |
| 4Q24 | 6,185 | -25.6% |
| 3Q24 | 7,665 | -25.7% |
| 2Q24 | 6,870 | -8.7% |
| 1Q24 | 7,538 | -5.3% |
| 4Q23 | 8,317 | -7.5% |
| 3Q23 | 10,314 | +7.2% |
| 2Q23 | 7,523 | -12.0% |
| 1Q23 | 7,956 | +28.6% |
| 4Q22 | 8,994 | +36.7% |
| 3Q22 | 9,619 | +62.4% |
| 2Q22 | 8,553 | +28.9% |
| 1Q22 | 6,188 | -12.0% |
| 4Q21 | 6,581 | -19.8% |
| 3Q21 | 5,924 | -16.8% |
| 2Q21 | 6,635 | -17.6% |
| 1Q21 | 7,030 | -6.5% |
| 4Q20 | 8,209 | -6.7% |
| 3Q20 | 7,120 | -13.8% |
| 2Q20 | 8,056 | -3.2% |
| 1Q20 | 7,515 | -13.4% |
| 4Q19 | 8,799 | -6.6% |
| 3Q19 | 8,259 | +2.2% |
| 2Q19 | 8,323 | -10.9% |
| 1Q19 | 8,678 | -19.9% |
| 4Q18 | 9,425 | -8.2% |
| 3Q18 | 8,084 | -5.5% |
| 2Q18 | 9,341 | +5.7% |
| 1Q18 | 10,829 | +39.2% |
| 4Q17 | 10,266 | +18.2% |
| 3Q17 | 8,553 | -4.6% |
| 2Q17 | 8,836 | -6.8% |
| 1Q17 | 7,778 | -20.2% |
| 4Q16 | 8,686 | - |
| 3Q16 | 8,964 | - |
| 2Q16 | 9,485 | - |
| 1Q16 | 9,750 | - |