| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,720 | +1.2% |
| 1Q26 | 1,644 | -0.4% |
| 4Q25 | 2,089 | -7.2% |
| 3Q25 | 2,069 | -8.3% |
| 2Q25 | 1,700 | -2.4% |
| 1Q25 | 1,651 | -4.6% |
| 4Q24 | 2,253 | +3.3% |
| 3Q24 | 2,258 | +3.4% |
| 2Q24 | 1,742 | -7.7% |
| 1Q24 | 1,729 | -2.6% |
| 4Q23 | 2,181 | +9.6% |
| 3Q23 | 2,184 | +13.5% |
| 2Q23 | 1,889 | +25.1% |
| 1Q23 | 1,775 | +22.0% |
| 4Q22 | 1,990 | -6.4% |
| 3Q22 | 1,923 | -9.3% |
| 2Q22 | 1,510 | -12.8% |
| 1Q22 | 1,455 | +0.2% |
| 4Q21 | 2,127 | -8.1% |
| 3Q21 | 2,120 | -19.9% |
| 2Q21 | 1,731 | -25.5% |
| 1Q21 | 1,452 | -36.4% |
| 4Q20 | 2,315 | -17.7% |
| 3Q20 | 2,647 | -9.4% |
| 2Q20 | 2,325 | -1.3% |
| 1Q20 | 2,284 | -2.7% |
| 4Q19 | 2,813 | -2.2% |
| 3Q19 | 2,923 | +2.7% |
| 2Q19 | 2,356 | -2.2% |
| 1Q19 | 2,347 | +8.0% |
| 4Q18 | 2,877 | -9.3% |
| 3Q18 | 2,846 | -0.3% |
| 2Q18 | 2,410 | -6.8% |
| 1Q18 | 2,172 | -5.8% |
| 4Q17 | 3,170 | +0.1% |
| 3Q17 | 2,854 | -2.3% |
| 2Q17 | 2,584 | - |
| 1Q17 | 2,305 | - |
| 4Q16 | 3,167 | - |
| 3Q16 | 2,922 | - |