| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 11,518 | -4.6% |
| 2Q26 | 11,635 | -0.4% |
| 1Q26 | 10,836 | +1.9% |
| 3Q25 | 12,079 | +12.4% |
| 2Q25 | 11,686 | +6.4% |
| 1Q25 | 10,639 | +1.9% |
| 4Q24 | 9,678 | -3.9% |
| 3Q24 | 10,745 | -27.7% |
| 2Q24 | 10,980 | -23.7% |
| 1Q24 | 10,444 | -29.0% |
| 4Q23 | 10,069 | -15.1% |
| 3Q23 | 14,853 | +19.3% |
| 2Q23 | 14,384 | +13.7% |
| 1Q23 | 14,711 | +21.9% |
| 4Q22 | 11,862 | +9.1% |
| 3Q22 | 12,446 | +7.8% |
| 2Q22 | 12,650 | +16.6% |
| 1Q22 | 12,068 | +14.1% |
| 4Q21 | 10,871 | +2.2% |
| 3Q21 | 11,541 | +0.1% |
| 2Q21 | 10,850 | +1.1% |
| 1Q21 | 10,575 | -3.6% |
| 4Q20 | 10,634 | +0.7% |
| 3Q20 | 11,531 | -5.3% |
| 2Q20 | 10,737 | -6.0% |
| 1Q20 | 10,970 | -7.6% |
| 4Q19 | 10,563 | +1.8% |
| 3Q19 | 12,177 | +9.1% |
| 2Q19 | 11,423 | +9.8% |
| 1Q19 | 11,867 | +16.5% |
| 4Q18 | 10,372 | +7.1% |
| 3Q18 | 11,159 | +8.7% |
| 2Q18 | 10,406 | +7.0% |
| 1Q18 | 10,188 | +3.7% |
| 4Q17 | 9,685 | +3.7% |
| 3Q17 | 10,268 | -4.5% |
| 2Q17 | 9,721 | - |
| 1Q17 | 9,824 | - |
| 4Q16 | 9,341 | - |
| 3Q16 | 10,753 | - |