| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 15,201 | +2.5% |
| 2Q26 | 15,550 | -1.1% |
| 1Q26 | 15,143 | +0.2% |
| 4Q25 | 15,652 | +9.2% |
| 3Q25 | 14,832 | +10.6% |
| 2Q25 | 15,730 | +10.2% |
| 1Q25 | 15,116 | +7.7% |
| 4Q24 | 14,333 | +1.3% |
| 3Q24 | 13,413 | 0.0% |
| 2Q24 | 14,271 | -1.0% |
| 1Q24 | 14,033 | -3.0% |
| 4Q23 | 14,155 | -5.9% |
| 3Q23 | 13,407 | -4.5% |
| 2Q23 | 14,411 | -5.7% |
| 1Q23 | 14,473 | -5.9% |
| 4Q22 | 15,046 | -3.4% |
| 3Q22 | 14,040 | -5.7% |
| 2Q22 | 15,283 | -12.0% |
| 1Q22 | 15,388 | -19.3% |
| 4Q21 | 15,579 | -3.0% |
| 3Q21 | 14,882 | -4.5% |
| 2Q21 | 17,362 | +8.1% |
| 1Q21 | 19,060 | +20.0% |
| 4Q20 | 16,065 | -1.4% |
| 3Q20 | 15,576 | -3.0% |
| 2Q20 | 16,059 | -7.4% |
| 1Q20 | 15,881 | -7.4% |
| 4Q19 | 16,298 | -9.3% |
| 3Q19 | 16,058 | -5.1% |
| 2Q19 | 17,339 | -2.7% |
| 1Q19 | 17,145 | -2.8% |
| 4Q18 | 17,979 | +1.4% |
| 3Q18 | 16,921 | -2.3% |
| 2Q18 | 17,813 | -1.3% |
| 1Q18 | 17,639 | -3.3% |
| 4Q17 | 17,723 | -3.0% |
| 3Q17 | 17,312 | +1.0% |
| 2Q17 | 18,051 | - |
| 1Q17 | 18,248 | - |
| 4Q16 | 18,265 | - |
| 3Q16 | 17,139 | - |