| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 2,103 | -3.1% |
| 3Q26 | 1,591 | +0.5% |
| 4Q25 | 2,169 | -10.9% |
| 3Q25 | 1,584 | -9.4% |
| 2Q25 | 1,934 | -0.7% |
| 1Q25 | 2,113 | +9.2% |
| 4Q24 | 2,434 | +7.2% |
| 3Q24 | 1,748 | +6.8% |
| 2Q24 | 1,946 | +4.6% |
| 1Q24 | 1,934 | -0.5% |
| 4Q23 | 2,270 | -73.5% |
| 3Q23 | 1,636 | -77.7% |
| 2Q23 | 1,860 | -72.8% |
| 1Q23 | 1,944 | -72.0% |
| 4Q22 | 8,550 | +1.5% |
| 3Q22 | 7,345 | +1.8% |
| 2Q22 | 6,847 | -3.5% |
| 1Q22 | 6,953 | +71.6% |
| 4Q21 | 8,420 | -7.8% |
| 3Q21 | 7,216 | -4.1% |
| 2Q21 | 7,092 | -19.0% |
| 1Q21 | 4,053 | -51.0% |
| 4Q20 | 9,136 | -9.8% |
| 3Q20 | 7,526 | -7.9% |
| 2Q20 | 8,756 | +4.9% |
| 1Q20 | 8,266 | -1.7% |
| 4Q19 | 10,124 | +3.4% |
| 3Q19 | 8,171 | -0.8% |
| 2Q19 | 8,344 | -0.3% |
| 1Q19 | 8,407 | -0.7% |
| 4Q18 | 9,791 | -4.2% |
| 3Q18 | 8,237 | -0.4% |
| 2Q18 | 8,369 | -1.9% |
| 1Q18 | 8,469 | -0.8% |
| 4Q17 | 10,215 | -3.7% |
| 3Q17 | 8,272 | -3.4% |
| 2Q17 | 8,532 | - |
| 1Q17 | 8,539 | - |
| 4Q16 | 10,612 | - |
| 3Q16 | 8,567 | - |