| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 15,833 | +3.9% |
| 1Q26 | 15,774 | +5.7% |
| 4Q25 | 15,128 | +2.1% |
| 3Q25 | 16,366 | +5.5% |
| 2Q25 | 15,237 | +2.6% |
| 1Q25 | 14,927 | +2.0% |
| 4Q24 | 14,823 | -1.2% |
| 3Q24 | 15,518 | -1.4% |
| 2Q24 | 14,857 | -2.2% |
| 1Q24 | 14,639 | +10.4% |
| 4Q23 | 15,010 | +12.9% |
| 3Q23 | 15,739 | +13.9% |
| 2Q23 | 15,187 | +19.7% |
| 1Q23 | 13,258 | +14.3% |
| 4Q22 | 13,297 | +10.2% |
| 3Q22 | 13,817 | +19.8% |
| 2Q22 | 12,690 | +10.8% |
| 1Q22 | 11,604 | +6.5% |
| 4Q21 | 12,069 | +5.6% |
| 3Q21 | 11,538 | -3.9% |
| 2Q21 | 11,455 | -8.5% |
| 1Q21 | 10,895 | -1.8% |
| 4Q20 | 11,424 | +1.7% |
| 3Q20 | 12,001 | -1.7% |
| 2Q20 | 12,513 | +11.2% |
| 1Q20 | 11,097 | +4.2% |
| 4Q19 | 11,237 | +8.7% |
| 3Q19 | 12,206 | +11.0% |
| 2Q19 | 11,248 | +8.5% |
| 1Q19 | 10,645 | +9.3% |
| 4Q18 | 10,342 | +1.8% |
| 3Q18 | 11,001 | +9.4% |
| 2Q18 | 10,368 | +5.6% |
| 1Q18 | 9,742 | +6.0% |
| 4Q17 | 10,163 | +4.3% |
| 3Q17 | 10,057 | -1.6% |
| 2Q17 | 9,818 | - |
| 1Q17 | 9,194 | - |
| 4Q16 | 9,747 | - |
| 3Q16 | 10,220 | - |