| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 25,792 | +2.3% |
| 2Q26 | 24,444 | +2.7% |
| 1Q26 | 23,220 | +0.8% |
| 4Q25 | 24,039 | +14.0% |
| 3Q25 | 25,217 | +2.7% |
| 2Q25 | 23,790 | +1.9% |
| 1Q25 | 23,029 | +5.6% |
| 4Q24 | 21,081 | -5.4% |
| 3Q24 | 24,545 | +8.0% |
| 2Q24 | 23,340 | +15.6% |
| 1Q24 | 21,816 | +17.5% |
| 4Q23 | 22,275 | +17.5% |
| 3Q23 | 22,718 | +18.6% |
| 2Q23 | 20,191 | +26.5% |
| 1Q23 | 18,566 | +4.0% |
| 4Q22 | 18,954 | +5.3% |
| 3Q22 | 19,159 | +2.8% |
| 2Q22 | 15,959 | -2.3% |
| 1Q22 | 17,852 | +46.8% |
| 4Q21 | 17,998 | +6.4% |
| 3Q21 | 18,642 | -1.3% |
| 2Q21 | 16,326 | -11.9% |
| 1Q21 | 12,165 | -32.5% |
| 4Q20 | 16,915 | -9.3% |
| 3Q20 | 18,895 | +0.6% |
| 2Q20 | 18,541 | +4.8% |
| 1Q20 | 18,019 | +4.6% |
| 4Q19 | 18,657 | +3.9% |
| 3Q19 | 18,778 | -0.6% |
| 2Q19 | 17,691 | +0.6% |
| 1Q19 | 17,224 | -1.8% |
| 4Q18 | 17,949 | -1.0% |
| 3Q18 | 18,883 | +2.7% |
| 2Q18 | 17,591 | +3.0% |
| 1Q18 | 17,548 | +2.5% |
| 4Q17 | 18,135 | +4.4% |
| 3Q17 | 18,391 | -4.2% |
| 2Q17 | 17,084 | - |
| 1Q17 | 17,124 | - |
| 4Q16 | 17,369 | - |
| 3Q16 | 19,198 | - |