| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,232 | +6.6% |
| 3Q25 | 5,332 | +12.7% |
| 2Q25 | 3,937 | -30.4% |
| 1Q25 | 5,159 | -9.2% |
| 4Q24 | 5,848 | -7.8% |
| 3Q24 | 4,733 | -7.8% |
| 2Q24 | 5,660 | +5.3% |
| 1Q24 | 5,680 | +2.3% |
| 4Q23 | 6,345 | +5.5% |
| 3Q23 | 5,132 | +0.8% |
| 2Q23 | 5,376 | +8.2% |
| 1Q23 | 5,551 | +11.0% |
| 4Q22 | 6,016 | +8.2% |
| 3Q22 | 5,090 | +18.2% |
| 2Q22 | 4,969 | +13.6% |
| 1Q22 | 5,001 | -1.4% |
| 4Q21 | 5,560 | +0.6% |
| 3Q21 | 4,308 | +2.7% |
| 2Q21 | 4,374 | +11.7% |
| 1Q21 | 5,070 | +6.2% |
| 4Q20 | 5,526 | -3.6% |
| 3Q20 | 4,196 | -16.0% |
| 2Q20 | 3,917 | -19.2% |
| 1Q20 | 4,773 | -19.2% |
| 4Q19 | 5,734 | -6.3% |
| 3Q19 | 4,997 | +4.0% |
| 2Q19 | 4,848 | -2.2% |
| 1Q19 | 5,905 | -2.4% |
| 4Q18 | 6,121 | -1.2% |
| 3Q18 | 4,806 | -3.4% |
| 2Q18 | 4,959 | +6.1% |
| 1Q18 | 6,049 | +8.0% |
| 4Q17 | 6,194 | +4.7% |
| 3Q17 | 4,975 | -3.9% |
| 2Q17 | 4,676 | -3.5% |
| 1Q17 | 5,599 | -3.5% |
| 4Q16 | 5,915 | -6.7% |
| 3Q16 | 5,176 | - |
| 2Q16 | 4,847 | - |
| 1Q16 | 5,803 | - |
| 4Q15 | 6,343 | - |