| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,666 | +14.5% |
| 1Q26 | 1,609 | +9.4% |
| 4Q25 | 1,566 | +5.3% |
| 3Q25 | 1,561 | +16.6% |
| 2Q25 | 1,454 | +2.6% |
| 1Q25 | 1,470 | +6.5% |
| 4Q24 | 1,487 | +7.7% |
| 3Q24 | 1,338 | +18.8% |
| 2Q23 | 1,418 | +14.2% |
| 1Q24 | 1,381 | +7.3% |
| 4Q23 | 1,380 | +13.7% |
| 3Q23 | 1,127 | -9.6% |
| 1Q23 | 1,287 | +0.3% |
| 4Q22 | 1,214 | +119.9% |
| 3Q22 | 1,247 | - |
| 2Q22 | 1,242 | +12.6% |
| 1Q22 | 1,283 | +39.0% |
| 4Q21 | 552 | -49.7% |
| 2Q21 | 1,102 | +1.8% |
| 1Q21 | 922 | -16.7% |
| 4Q20 | 1,097 | +13.6% |
| 3Q20 | 1,113 | +18.0% |
| 2Q20 | 1,083 | +27.0% |
| 1Q20 | 1,107 | +36.0% |
| 4Q19 | 965 | +32.7% |
| 3Q19 | 943 | - |
| 2Q19 | 853 | - |
| 1Q19 | 814 | - |
| 4Q18 | 727 | - |