| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 27,170 | +5.5% |
| 2Q26 | 26,198 | +7.3% |
| 1Q26 | 26,393 | +12.1% |
| 3Q25 | 25,745 | +5.5% |
| 2Q25 | 24,422 | +6.1% |
| 1Q25 | 23,549 | +5.3% |
| 4Q24 | 24,350 | +9.2% |
| 3Q24 | 24,412 | +12.7% |
| 2Q24 | 23,026 | +13.1% |
| 1Q24 | 22,355 | +15.1% |
| 4Q23 | 22,290 | +17.7% |
| 3Q23 | 21,654 | +10.9% |
| 2Q23 | 20,354 | +56.0% |
| 1Q23 | 19,417 | +34.5% |
| 4Q22 | 18,938 | +16.1% |
| 3Q22 | 19,525 | -4.7% |
| 2Q22 | 13,048 | -31.9% |
| 1Q22 | 14,440 | +29.8% |
| 4Q21 | 16,313 | -29.5% |
| 3Q21 | 20,483 | -19.2% |
| 2Q21 | 19,149 | -13.7% |
| 1Q21 | 11,128 | -48.7% |
| 4Q20 | 23,143 | -3.5% |
| 3Q20 | 25,360 | +9.7% |
| 2Q20 | 22,187 | +3.8% |
| 1Q20 | 21,672 | +2.8% |
| 4Q19 | 23,992 | +7.6% |
| 3Q19 | 23,115 | +1.9% |
| 2Q19 | 21,373 | +0.2% |
| 1Q19 | 21,075 | +4.2% |
| 4Q18 | 22,294 | +2.6% |
| 3Q18 | 22,689 | +2.0% |
| 2Q18 | 21,328 | -0.7% |
| 1Q18 | 20,216 | -2.6% |
| 4Q17 | 21,719 | -0.2% |
| 3Q17 | 22,254 | +1.3% |
| 2Q17 | 21,473 | - |
| 1Q17 | 20,764 | - |
| 4Q16 | 21,767 | - |
| 3Q16 | 21,961 | - |