| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 15,439 | +1.1% |
| 1Q26 | 14,959 | -0.3% |
| 4Q25 | 13,039 | -1.1% |
| 3Q25 | 15,372 | -0.3% |
| 2Q25 | 15,267 | +2.9% |
| 1Q25 | 15,007 | -0.5% |
| 4Q24 | 13,188 | -2.1% |
| 3Q24 | 15,411 | -3.8% |
| 2Q24 | 14,830 | -1.0% |
| 1Q24 | 15,086 | +6.6% |
| 4Q23 | 13,468 | +6.0% |
| 3Q23 | 16,026 | +20.2% |
| 2Q23 | 14,984 | +10.5% |
| 1Q23 | 14,151 | +6.8% |
| 4Q22 | 12,711 | +10.3% |
| 3Q22 | 13,338 | +2.1% |
| 2Q22 | 13,562 | +1.2% |
| 1Q22 | 13,254 | +2.5% |
| 4Q21 | 11,523 | -3.7% |
| 3Q21 | 13,063 | +0.2% |
| 2Q21 | 13,407 | +0.5% |
| 1Q21 | 12,927 | -3.7% |
| 4Q20 | 11,961 | +6.0% |
| 3Q20 | 13,032 | -4.4% |
| 2Q20 | 13,340 | +1.4% |
| 1Q20 | 13,418 | +4.2% |
| 4Q19 | 11,280 | -3.7% |
| 3Q19 | 13,637 | +3.0% |
| 2Q19 | 13,157 | -1.1% |
| 1Q19 | 12,873 | -0.4% |
| 4Q18 | 11,712 | +2.7% |
| 3Q18 | 13,238 | +5.9% |
| 2Q18 | 13,303 | +3.1% |
| 1Q18 | 12,928 | -2.5% |
| 4Q17 | 11,403 | -0.3% |
| 3Q17 | 12,505 | -5.5% |
| 2Q17 | 12,900 | +0.8% |
| 1Q17 | 13,255 | +5.3% |
| 4Q16 | 11,439 | - |
| 3Q16 | 13,233 | - |
| 2Q16 | 12,801 | - |
| 1Q16 | 12,586 | - |