| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 9,009 | -5.4% |
| 2Q26 | 8,781 | -3.2% |
| 1Q26 | 8,995 | +9.7% |
| 4Q25 | 8,705 | +0.3% |
| 3Q25 | 9,528 | +13.8% |
| 2Q25 | 9,067 | +8.5% |
| 1Q25 | 8,202 | +1.3% |
| 4Q24 | 8,680 | +3.1% |
| 3Q24 | 8,375 | -2.4% |
| 2Q24 | 8,356 | +1.0% |
| 1Q24 | 8,094 | -0.8% |
| 4Q23 | 8,418 | -4.0% |
| 3Q23 | 8,578 | -5.7% |
| 2Q23 | 8,275 | -1.6% |
| 1Q23 | 8,157 | -0.2% |
| 4Q22 | 8,769 | -0.3% |
| 3Q22 | 9,101 | -3.0% |
| 2Q22 | 8,411 | +2.4% |
| 1Q22 | 8,177 | +6.4% |
| 4Q21 | 8,793 | -1.2% |
| 3Q21 | 9,381 | -11.3% |
| 2Q21 | 8,217 | -15.9% |
| 1Q21 | 7,682 | -19.2% |
| 4Q20 | 8,901 | -7.2% |
| 3Q20 | 10,573 | -2.1% |
| 2Q20 | 9,772 | -0.4% |
| 1Q20 | 9,507 | -6.5% |
| 4Q19 | 9,591 | -3.3% |
| 3Q19 | 10,798 | -6.8% |
| 2Q19 | 9,810 | -5.5% |
| 1Q19 | 10,167 | -3.4% |
| 4Q18 | 9,921 | -6.7% |
| 3Q18 | 11,585 | -0.4% |
| 2Q18 | 10,379 | -6.4% |
| 1Q18 | 10,520 | -6.0% |
| 4Q17 | 10,628 | -6.4% |
| 3Q17 | 11,630 | -9.2% |
| 2Q17 | 11,089 | -4.2% |
| 1Q17 | 11,192 | -5.5% |
| 4Q16 | 11,358 | - |
| 3Q16 | 12,805 | - |
| 2Q16 | 11,576 | - |
| 1Q16 | 11,841 | - |