| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,003 | -10.0% |
| 4Q25 | 2,153 | -7.2% |
| 1Q25 | 2,226 | +12.0% |
| 4Q24 | 2,319 | +15.1% |
| 3Q24 | 2,138 | -6.8% |
| 1Q24 | 1,988 | -13.1% |
| 4Q23 | 2,014 | -8.9% |
| 3Q23 | 2,296 | -3.8% |
| 2Q23 | 2,898 | +14.9% |
| 1Q23 | 2,289 | +8.5% |
| 4Q22 | 2,211 | +12.2% |
| 3Q22 | 2,386 | +9.8% |
| 2Q22 | 2,523 | +19.7% |
| 1Q22 | 2,109 | +26.9% |
| 4Q21 | 1,971 | +5.0% |
| 3Q21 | 2,173 | +11.1% |
| 2Q21 | 2,107 | +5.8% |
| 1Q21 | 1,661 | -0.3% |
| 4Q20 | 1,877 | -11.6% |
| 3Q20 | 1,955 | +4.8% |
| 2Q20 | 1,991 | -13.3% |
| 1Q20 | 1,666 | -15.3% |
| 4Q19 | 2,122 | +7.4% |
| 3Q19 | 1,865 | +20.8% |
| 2Q19 | 2,297 | +5.2% |
| 1Q19 | 1,967 | +28.5% |
| 4Q18 | 1,975 | +13.0% |
| 3Q18 | 1,544 | +9.2% |
| 2Q18 | 2,183 | +1.9% |
| 1Q18 | 1,530 | +8.7% |
| 4Q17 | 1,748 | +8.0% |
| 3Q17 | 1,414 | - |
| 2Q17 | 2,142 | -15.0% |
| 1Q17 | 1,407 | -25.5% |
| 4Q16 | 1,618 | +4.2% |
| 2Q16 | 2,520 | - |
| 1Q16 | 1,888 | - |
| 4Q15 | 1,553 | - |