| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 25,266 | +9.8% |
| 2Q26 | 22,843 | +4.4% |
| 1Q26 | 22,381 | +4.7% |
| 4Q25 | 25,217 | +11.7% |
| 3Q25 | 23,004 | +3.0% |
| 2Q25 | 21,881 | +0.5% |
| 1Q25 | 21,376 | +4.1% |
| 4Q24 | 22,572 | -0.0% |
| 3Q24 | 22,333 | +5.8% |
| 2Q24 | 21,777 | +3.9% |
| 1Q24 | 20,531 | +10.5% |
| 4Q23 | 22,580 | +16.8% |
| 3Q23 | 21,103 | +16.1% |
| 2Q23 | 20,955 | +14.3% |
| 1Q23 | 18,584 | +5.0% |
| 4Q22 | 19,328 | +1.4% |
| 3Q22 | 18,180 | -1.6% |
| 2Q22 | 18,327 | +22.5% |
| 1Q22 | 17,693 | +7.1% |
| 4Q21 | 19,059 | -8.0% |
| 3Q21 | 18,477 | -5.4% |
| 2Q21 | 14,959 | -23.5% |
| 1Q21 | 16,522 | -11.2% |
| 4Q20 | 20,723 | +7.2% |
| 3Q20 | 19,531 | +1.1% |
| 2Q20 | 19,555 | +4.2% |
| 1Q20 | 18,604 | +3.0% |
| 4Q19 | 19,324 | -3.8% |
| 3Q19 | 19,317 | +3.4% |
| 2Q19 | 18,774 | +10.4% |
| 1Q19 | 18,067 | +7.2% |
| 4Q18 | 20,089 | -13.1% |
| 3Q18 | 18,675 | +7.8% |
| 2Q18 | 17,011 | +1.1% |
| 1Q18 | 16,855 | -6.1% |
| 4Q17 | 23,110 | -14.7% |
| 3Q17 | 17,317 | -1.0% |
| 2Q17 | 16,834 | - |
| 1Q17 | 17,952 | - |
| 4Q16 | 27,094 | - |
| 3Q16 | 17,497 | - |