| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,301 | +3.9% |
| 2Q26 | 1,292 | +6.7% |
| 1Q26 | 1,244 | +4.2% |
| 4Q25 | 1,216 | +4.0% |
| 3Q25 | 1,252 | -0.3% |
| 2Q25 | 1,211 | -9.7% |
| 1Q25 | 1,194 | -9.8% |
| 4Q24 | 1,170 | -14.7% |
| 3Q24 | 1,255 | -2.0% |
| 2Q24 | 1,340 | +8.8% |
| 1Q24 | 1,323 | +14.2% |
| 4Q23 | 1,371 | +21.7% |
| 3Q23 | 1,281 | +8.2% |
| 2Q23 | 1,232 | +5.7% |
| 1Q23 | 1,158 | +3.3% |
| 4Q22 | 1,126 | -7.5% |
| 3Q22 | 1,184 | +8.8% |
| 2Q22 | 1,165 | +13.0% |
| 1Q22 | 1,120 | +8.1% |
| 4Q21 | 1,218 | -0.1% |
| 3Q21 | 1,088 | -2.0% |
| 2Q21 | 1,031 | -12.0% |
| 1Q21 | 1,036 | -17.6% |
| 4Q20 | 1,219 | -3.8% |
| 3Q20 | 1,110 | -9.0% |
| 2Q20 | 1,171 | -5.1% |
| 1Q20 | 1,257 | +17.8% |
| 4Q19 | 1,267 | +12.3% |
| 3Q19 | 1,221 | +14.8% |
| 2Q19 | 1,234 | +21.1% |
| 1Q19 | 1,067 | -2.6% |
| 4Q18 | 1,128 | -4.4% |
| 3Q18 | 1,063 | +39.4% |
| 2Q18 | 1,019 | +32.0% |
| 1Q18 | 1,096 | +59.3% |
| 4Q17 | 1,180 | - |
| 3Q17 | 763 | - |
| 2Q17 | 772 | - |
| 1Q17 | 687 | - |