| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 25,061 | +3.0% |
| 2Q26 | 21,945 | -5.7% |
| 1Q26 | 23,734 | +2.9% |
| 4Q25 | 23,228 | -0.0% |
| 3Q25 | 24,340 | +4.0% |
| 2Q25 | 23,279 | +8.9% |
| 1Q25 | 23,063 | +3.9% |
| 4Q24 | 23,239 | -2.5% |
| 3Q24 | 23,404 | -7.7% |
| 2Q24 | 21,382 | -1.8% |
| 1Q24 | 22,192 | +10.4% |
| 4Q23 | 23,829 | +14.7% |
| 3Q23 | 25,350 | +34.6% |
| 2Q23 | 21,775 | +21.3% |
| 1Q23 | 20,103 | +7.6% |
| 4Q22 | 20,767 | +16.5% |
| 3Q22 | 18,834 | +6.1% |
| 2Q22 | 17,954 | +10.4% |
| 1Q22 | 18,680 | +14.7% |
| 4Q21 | 17,827 | -1.8% |
| 3Q21 | 17,745 | -11.3% |
| 2Q21 | 16,268 | -15.5% |
| 1Q21 | 16,286 | -19.1% |
| 4Q20 | 18,157 | -12.1% |
| 3Q20 | 20,000 | -9.1% |
| 2Q20 | 19,248 | +0.7% |
| 1Q20 | 20,135 | +3.2% |
| 4Q19 | 20,666 | -1.1% |
| 3Q19 | 22,014 | +7.2% |
| 2Q19 | 19,105 | +3.1% |
| 1Q19 | 19,503 | -0.1% |
| 4Q18 | 20,903 | +5.3% |
| 3Q18 | 20,545 | +6.4% |
| 2Q18 | 18,522 | +4.8% |
| 1Q18 | 19,518 | +3.2% |
| 4Q17 | 19,850 | -5.3% |
| 3Q17 | 19,312 | -9.1% |
| 2Q17 | 17,669 | -9.8% |
| 1Q17 | 18,918 | -5.0% |
| 4Q16 | 20,959 | - |
| 3Q16 | 21,236 | - |
| 2Q16 | 19,587 | - |
| 1Q16 | 19,923 | - |