| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 12,776 | -6.7% |
| 1Q26 | 13,729 | +0.8% |
| 4Q25 | 13,733 | -10.8% |
| 3Q25 | 13,575 | -4.1% |
| 2Q25 | 13,689 | -12.8% |
| 1Q25 | 13,624 | -4.4% |
| 4Q24 | 15,391 | -11.4% |
| 3Q24 | 14,155 | -16.0% |
| 2Q24 | 15,691 | +1.6% |
| 1Q24 | 14,244 | -6.8% |
| 4Q23 | 17,378 | +3.5% |
| 3Q23 | 16,850 | +9.3% |
| 2Q23 | 15,446 | +2.5% |
| 1Q23 | 15,282 | +2.3% |
| 4Q22 | 16,796 | +12.6% |
| 3Q22 | 15,419 | +13.7% |
| 2Q22 | 15,070 | +26.0% |
| 1Q22 | 14,935 | +66.4% |
| 4Q21 | 14,921 | +9.8% |
| 3Q21 | 13,561 | +8.8% |
| 2Q21 | 11,958 | -11.3% |
| 1Q21 | 8,976 | -32.2% |
| 4Q20 | 13,585 | -4.1% |
| 3Q20 | 12,465 | -4.7% |
| 2Q20 | 13,483 | +3.6% |
| 1Q20 | 13,233 | +2.8% |
| 4Q19 | 14,169 | -2.6% |
| 3Q19 | 13,073 | -0.4% |
| 2Q19 | 13,011 | -1.6% |
| 1Q19 | 12,878 | +7.1% |
| 4Q18 | 14,540 | +5.3% |
| 3Q18 | 13,130 | +9.8% |
| 2Q18 | 13,226 | +12.7% |
| 1Q18 | 12,027 | +2.7% |
| 4Q17 | 13,803 | -5.7% |
| 3Q17 | 11,962 | -7.3% |
| 2Q17 | 11,739 | - |
| 1Q17 | 11,712 | - |
| 4Q16 | 14,643 | - |
| 3Q16 | 12,905 | - |