| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 7,988 | -6.4% |
| 2Q26 | 8,785 | +8.2% |
| 1Q26 | 8,726 | +4.3% |
| 3Q25 | 8,533 | +4.5% |
| 2Q25 | 8,117 | +0.8% |
| 1Q25 | 8,369 | +5.8% |
| 4Q24 | 8,262 | -1.5% |
| 3Q24 | 8,163 | +10.0% |
| 2Q24 | 8,055 | +9.5% |
| 1Q24 | 7,911 | +1.1% |
| 4Q23 | 8,384 | +12.6% |
| 3Q23 | 7,423 | -2.6% |
| 2Q23 | 7,358 | +0.5% |
| 1Q23 | 7,823 | +8.7% |
| 4Q22 | 7,447 | -7.6% |
| 3Q22 | 7,623 | +3.0% |
| 2Q22 | 7,322 | -2.5% |
| 1Q22 | 7,198 | -14.1% |
| 4Q21 | 8,055 | -6.6% |
| 3Q21 | 7,397 | -2.5% |
| 2Q21 | 7,513 | -5.7% |
| 1Q21 | 8,378 | +11.7% |
| 4Q20 | 8,622 | -1.2% |
| 3Q20 | 7,590 | -2.2% |
| 2Q20 | 7,968 | +7.8% |
| 1Q20 | 7,497 | +6.7% |
| 4Q19 | 8,722 | +17.6% |
| 3Q19 | 7,759 | +2.9% |
| 2Q19 | 7,394 | -0.7% |
| 1Q19 | 7,024 | -2.8% |
| 4Q18 | 7,417 | +1.1% |
| 3Q18 | 7,542 | -0.5% |
| 2Q18 | 7,448 | +6.8% |
| 1Q18 | 7,223 | +2.3% |
| 4Q17 | 7,335 | -1.2% |
| 3Q17 | 7,583 | +20.5% |
| 2Q17 | 6,972 | +6.0% |
| 1Q17 | 7,061 | +11.7% |
| 4Q16 | 7,425 | - |
| 3Q16 | 6,293 | - |
| 2Q16 | 6,575 | - |
| 1Q16 | 6,320 | - |