| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,768 | +2.9% |
| 3Q25 | 5,592 | -5.5% |
| 2Q25 | 4,821 | +0.6% |
| 1Q25 | 5,537 | -6.0% |
| 4Q24 | 6,578 | +3.1% |
| 3Q24 | 5,917 | -0.5% |
| 2Q24 | 4,794 | +7.2% |
| 1Q24 | 5,893 | +9.9% |
| 4Q23 | 6,383 | +1.9% |
| 3Q23 | 5,948 | +16.3% |
| 2Q23 | 4,470 | +2.1% |
| 1Q23 | 5,361 | +23.5% |
| 4Q22 | 6,261 | -15.4% |
| 3Q22 | 5,115 | -22.4% |
| 2Q22 | 4,377 | -28.9% |
| 1Q22 | 4,342 | +32.8% |
| 4Q21 | 7,405 | -15.1% |
| 3Q21 | 6,591 | +6.3% |
| 2Q21 | 6,159 | -13.9% |
| 1Q21 | 3,269 | -62.8% |
| 4Q20 | 20,915 | - |
| 4Q20 | 8,727 | -7.1% |
| 3Q20 | 6,203 | +0.8% |
| 2Q20 | 7,156 | +7.8% |
| 1Q20 | 8,796 | +5.7% |
| 4Q18 | 9,392 | +0.2% |
| 3Q18 | 6,153 | -3.6% |
| 2Q18 | 6,638 | -14.9% |
| 1Q18 | 8,323 | -15.5% |
| 4Q17 | 9,371 | -15.7% |
| 3Q17 | 6,381 | -17.2% |
| 2Q17 | 7,801 | -27.5% |
| 1Q17 | 9,846 | +0.5% |
| 4Q16 | 11,121 | -14.3% |
| 3Q16 | 7,707 | -16.0% |
| 2Q16 | 10,760 | - |
| 1Q16 | 9,793 | - |
| 4Q15 | 12,980 | - |
| 3Q15 | 9,173 | - |