| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 12,935 | +12.7% |
| 2Q26 | 13,137 | +6.1% |
| 1Q26 | 12,349 | -5.4% |
| 3Q25 | 11,475 | +1.5% |
| 2Q25 | 12,385 | +5.9% |
| 1Q25 | 13,059 | +13.1% |
| 4Q24 | 11,268 | +6.4% |
| 3Q24 | 11,307 | +18.2% |
| 2Q24 | 11,695 | +11.2% |
| 1Q24 | 11,543 | +22.0% |
| 4Q23 | 10,587 | +2.1% |
| 3Q23 | 9,570 | +1.6% |
| 2Q23 | 10,517 | +8.9% |
| 1Q23 | 9,459 | -0.3% |
| 4Q22 | 10,369 | -6.4% |
| 3Q22 | 9,417 | -8.9% |
| 2Q22 | 9,655 | -8.2% |
| 1Q22 | 9,488 | -11.9% |
| 4Q21 | 11,074 | +5.7% |
| 3Q21 | 10,332 | -11.1% |
| 2Q21 | 10,523 | -21.6% |
| 1Q21 | 10,771 | -7.4% |
| 4Q20 | 10,473 | -9.3% |
| 3Q20 | 11,616 | +13.0% |
| 2Q20 | 13,427 | +31.4% |
| 1Q20 | 11,637 | +17.8% |
| 4Q19 | 11,551 | +7.8% |
| 3Q19 | 10,281 | 0.0% |
| 2Q19 | 10,218 | -2.1% |
| 1Q19 | 9,877 | -36.2% |
| 4Q18 | 10,713 | -36.6% |
| 3Q18 | 10,276 | -36.9% |
| 2Q18 | 10,433 | -34.4% |
| 1Q18 | 15,484 | -4.7% |
| 4Q17 | 16,896 | -0.2% |
| 3Q17 | 16,286 | +1.2% |
| 2Q17 | 15,905 | - |
| 1Q17 | 16,247 | - |
| 4Q16 | 16,933 | - |
| 3Q16 | 16,096 | - |