| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 11,775 | -5.7% |
| 2Q26 | 11,707 | -9.2% |
| 1Q26 | 11,081 | -2.7% |
| 4Q25 | 11,856 | -8.8% |
| 3Q25 | 12,482 | -2.4% |
| 2Q25 | 12,897 | +0.9% |
| 1Q25 | 11,390 | -5.9% |
| 4Q24 | 13,005 | +3.0% |
| 3Q24 | 12,790 | +4.6% |
| 2Q24 | 12,778 | -1.0% |
| 1Q24 | 12,105 | +6.3% |
| 4Q23 | 12,625 | +8.7% |
| 3Q23 | 12,232 | +7.9% |
| 2Q23 | 12,902 | +13.0% |
| 1Q23 | 11,392 | -0.5% |
| 4Q22 | 11,610 | +2.5% |
| 3Q22 | 11,333 | +13.0% |
| 2Q22 | 11,422 | +21.1% |
| 1Q22 | 11,455 | +40.2% |
| 4Q21 | 11,332 | +3.0% |
| 3Q21 | 10,026 | -10.1% |
| 2Q21 | 9,429 | -20.9% |
| 1Q21 | 8,168 | -27.9% |
| 4Q20 | 11,006 | -7.3% |
| 3Q20 | 11,155 | -6.3% |
| 2Q20 | 11,924 | -0.6% |
| 1Q20 | 11,328 | -1.6% |
| 4Q19 | 11,874 | +2.6% |
| 3Q19 | 11,906 | +2.5% |
| 2Q19 | 11,995 | +5.9% |
| 1Q19 | 11,515 | +6.9% |
| 4Q18 | 11,571 | +5.8% |
| 3Q18 | 11,613 | +15.1% |
| 2Q18 | 11,332 | +15.3% |
| 1Q18 | 10,775 | +10.1% |
| 4Q17 | 10,940 | -3.7% |
| 3Q17 | 10,090 | -0.3% |
| 2Q17 | 9,832 | - |
| 1Q17 | 9,787 | - |
| 4Q16 | 11,356 | - |
| 3Q16 | 10,124 | - |