| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 7,241 | +10.0% |
| 4Q25 | 7,305 | +8.5% |
| 3Q25 | 7,095 | +7.4% |
| 1Q25 | 6,581 | -4.4% |
| 4Q24 | 6,733 | -0.5% |
| 3Q24 | 6,607 | +4.2% |
| 2Q24 | 6,678 | +6.9% |
| 1Q24 | 6,883 | +17.6% |
| 4Q23 | 6,769 | - |
| 3Q23 | 6,342 | +10.6% |
| 2Q23 | 6,248 | +7.7% |
| 1Q23 | 5,852 | +10.4% |
| 3Q22 | 5,735 | +11.7% |
| 2Q22 | 5,800 | +19.6% |
| 1Q22 | 5,298 | +9.5% |
| 3Q21 | 5,136 | -9.2% |
| 2Q21 | 4,851 | -18.4% |
| 1Q21 | 4,841 | -11.0% |
| 3Q20 | 5,657 | +2.2% |
| 2Q20 | 5,945 | -4.1% |
| 1Q20 | 5,439 | -7.1% |
| 3Q19 | 5,537 | -1.0% |
| 2Q19 | 6,199 | +6.5% |
| 1Q19 | 5,854 | +10.7% |
| 3Q18 | 5,596 | +5.8% |
| 2Q18 | 5,822 | +9.4% |
| 1Q18 | 5,287 | +3.1% |
| 3Q17 | 5,289 | -5.8% |
| 2Q17 | 5,322 | -5.6% |
| 1Q17 | 5,127 | -2.5% |
| 3Q16 | 5,615 | - |
| 2Q16 | 5,639 | - |
| 1Q16 | 5,258 | - |