| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,999 | +16.1% |
| 4Q25 | 1,928 | +8.7% |
| 3Q25 | 1,861 | -9.8% |
| 2Q25 | 1,799 | -4.9% |
| 1Q25 | 1,721 | -21.9% |
| 4Q24 | 1,773 | -15.8% |
| 3Q24 | 2,063 | -6.7% |
| 2Q24 | 1,892 | -15.7% |
| 1Q24 | 2,203 | +6.2% |
| 4Q23 | 2,106 | -2.3% |
| 3Q23 | 2,212 | -9.7% |
| 2Q23 | 2,246 | -13.2% |
| 1Q23 | 2,073 | -16.7% |
| 4Q22 | 2,157 | -12.0% |
| 3Q22 | 2,450 | -2.0% |
| 2Q22 | 2,586 | +2.3% |
| 1Q22 | 2,489 | +8.1% |
| 4Q21 | 2,450 | -51.8% |
| 3Q21 | 2,500 | +32.1% |
| 2Q21 | 2,527 | +33.5% |
| 1Q21 | 2,302 | +0.6% |
| 4Q20 | 5,083 | +121.9% |
| 3Q20 | 1,892 | -13.8% |
| 2Q20 | 2,288 | +26.2% |
| 1Q20 | 2,291 | +17.3% |
| 4Q19 | 2,705 | +23.4% |
| 3Q19 | 2,195 | -3.0% |
| 2Q19 | 1,812 | -4.4% |
| 1Q19 | 1,953 | +1.6% |
| 4Q18 | 2,193 | +13.3% |
| 3Q18 | 2,262 | +19.6% |
| 2Q18 | 1,896 | +2.9% |
| 1Q18 | 1,922 | +3.5% |
| 4Q17 | 1,935 | -27.2% |
| 3Q17 | 1,890 | -1.7% |
| 2Q17 | 1,843 | - |
| 1Q17 | 1,856 | - |
| 4Q16 | 2,660 | - |
| 3Q16 | 1,923 | - |