| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 2,412 | +4.3% |
| 2Q26 | 2,249 | -4.9% |
| 1Q26 | 2,349 | -3.1% |
| 4Q25 | 2,361 | -4.7% |
| 3Q25 | 2,313 | +9.5% |
| 2Q25 | 2,366 | +11.8% |
| 1Q25 | 2,424 | +10.2% |
| 4Q24 | 2,478 | +8.4% |
| 3Q24 | 2,112 | -12.1% |
| 2Q24 | 2,117 | -13.8% |
| 1Q24 | 2,199 | -10.2% |
| 4Q23 | 2,285 | -8.7% |
| 3Q23 | 2,402 | +9.1% |
| 2Q23 | 2,457 | +12.3% |
| 1Q23 | 2,448 | +14.4% |
| 4Q22 | 2,503 | +20.9% |
| 3Q22 | 2,202 | +16.0% |
| 2Q22 | 2,187 | +23.1% |
| 1Q22 | 2,139 | +10.0% |
| 4Q21 | 2,071 | -6.7% |
| 3Q21 | 1,899 | -17.7% |
| 2Q21 | 1,776 | -21.6% |
| 1Q21 | 1,944 | -9.2% |
| 4Q20 | 2,219 | -10.4% |
| 3Q20 | 2,307 | -4.4% |
| 2Q20 | 2,266 | -4.2% |
| 1Q20 | 2,141 | -6.0% |
| 4Q19 | 2,476 | +11.6% |
| 3Q19 | 2,414 | +10.4% |
| 2Q19 | 2,366 | +13.4% |
| 1Q19 | 2,277 | +13.7% |
| 4Q18 | 2,218 | -1.1% |
| 3Q18 | 2,187 | +15.3% |
| 2Q18 | 2,086 | +12.7% |
| 1Q18 | 2,002 | +2.0% |
| 4Q17 | 2,243 | +10.4% |
| 3Q17 | 1,897 | -5.3% |
| 2Q17 | 1,851 | - |
| 1Q17 | 1,962 | - |
| 4Q16 | 2,032 | - |
| 3Q16 | 2,003 | - |