| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 37,850 | +1.0% |
| 1Q26 | 38,767 | -1.0% |
| 4Q25 | 38,440 | +1.5% |
| 3Q25 | 37,857 | +1.6% |
| 2Q25 | 37,470 | +3.4% |
| 1Q25 | 39,164 | +2.6% |
| 4Q24 | 37,890 | +0.9% |
| 3Q24 | 37,257 | +0.1% |
| 2Q24 | 36,226 | +1.6% |
| 1Q24 | 38,173 | +3.0% |
| 4Q23 | 37,543 | +5.4% |
| 3Q23 | 37,225 | +3.9% |
| 2Q23 | 35,672 | +13.8% |
| 1Q23 | 37,079 | +10.9% |
| 4Q22 | 35,621 | +7.7% |
| 3Q22 | 35,828 | -1.3% |
| 2Q22 | 31,357 | +3.2% |
| 1Q22 | 33,422 | +40.0% |
| 4Q21 | 33,074 | +6.5% |
| 3Q21 | 36,301 | +6.3% |
| 2Q21 | 30,374 | -14.3% |
| 1Q21 | 23,869 | -33.6% |
| 4Q20 | 31,043 | -17.3% |
| 3Q20 | 34,160 | -5.6% |
| 2Q20 | 35,429 | +6.1% |
| 1Q20 | 35,953 | -1.8% |
| 4Q19 | 37,518 | +2.2% |
| 3Q19 | 36,202 | +1.0% |
| 2Q19 | 33,407 | -0.3% |
| 1Q19 | 36,605 | +2.3% |
| 4Q18 | 36,724 | +9.4% |
| 3Q18 | 35,836 | +7.4% |
| 2Q18 | 33,499 | +2.4% |
| 1Q18 | 35,774 | +3.5% |
| 4Q17 | 33,555 | -2.4% |
| 3Q17 | 33,371 | -3.2% |
| 2Q17 | 32,699 | - |
| 1Q17 | 34,556 | - |
| 4Q16 | 34,383 | - |
| 3Q16 | 34,487 | - |