| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 21,112 | -7.2% |
| 1Q26 | 20,273 | -1.6% |
| 4Q25 | 22,903 | -8.7% |
| 3Q25 | 25,456 | +5.4% |
| 2Q25 | 22,758 | -1.6% |
| 1Q25 | 20,609 | +3.6% |
| 4Q24 | 25,076 | +13.7% |
| 3Q24 | 24,147 | +15.9% |
| 2Q24 | 23,137 | +24.7% |
| 1Q24 | 19,897 | -3.6% |
| 4Q23 | 22,050 | +1.0% |
| 3Q23 | 20,842 | +10.9% |
| 2Q23 | 18,552 | +4.3% |
| 1Q23 | 20,631 | +18.3% |
| 4Q22 | 21,842 | +0.4% |
| 3Q22 | 18,790 | -6.8% |
| 2Q22 | 17,794 | -1.2% |
| 1Q22 | 17,446 | -15.3% |
| 4Q21 | 21,752 | -8.2% |
| 3Q21 | 20,168 | -7.3% |
| 2Q21 | 18,020 | -14.9% |
| 1Q21 | 20,595 | +1.3% |
| 4Q20 | 23,696 | -4.0% |
| 3Q20 | 21,767 | +11.5% |
| 2Q20 | 21,169 | +14.4% |
| 1Q20 | 20,333 | -2.5% |
| 4Q19 | 24,680 | -0.2% |
| 3Q19 | 19,518 | -17.5% |
| 2Q19 | 18,507 | -2.8% |
| 1Q19 | 20,845 | +31.7% |
| 4Q18 | 24,720 | +21.7% |
| 3Q18 | 23,652 | +15.1% |
| 2Q18 | 19,036 | -3.6% |
| 1Q18 | 15,827 | -14.4% |
| 4Q17 | 20,318 | -9.5% |
| 3Q17 | 20,541 | -5.6% |
| 2Q17 | 19,746 | +4.9% |
| 1Q17 | 18,484 | +22.2% |
| 4Q16 | 22,455 | - |
| 3Q16 | 21,760 | - |
| 2Q16 | 18,827 | - |
| 1Q16 | 15,127 | - |