| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 3,138 | -20.5% |
| 3Q25 | 4,384 | +4.3% |
| 2Q25 | 3,339 | +7.0% |
| 1Q25 | 3,946 | +11.1% |
| 4Q24 | 4,241 | +12.1% |
| 3Q24 | 4,204 | +0.6% |
| 2Q24 | 3,121 | -5.9% |
| 1Q24 | 3,552 | -0.1% |
| 4Q23 | 3,784 | -11.3% |
| 3Q23 | 4,179 | -5.1% |
| 2Q23 | 3,316 | -7.2% |
| 1Q23 | 3,555 | -0.9% |
| 4Q22 | 4,266 | +7.0% |
| 3Q22 | 4,403 | -14.3% |
| 2Q22 | 3,573 | -13.7% |
| 1Q22 | 3,587 | -17.9% |
| 4Q21 | 3,987 | +47.5% |
| 3Q21 | 5,136 | -14.5% |
| 2Q21 | 4,140 | -5.2% |
| 1Q21 | 4,371 | -14.8% |
| 4Q20 | 2,703 | -49.7% |
| 3Q20 | 6,005 | +1.2% |
| 2Q20 | 4,366 | -5.9% |
| 1Q20 | 5,130 | -0.9% |
| 4Q19 | 5,370 | -2.7% |
| 3Q19 | 5,935 | -0.2% |
| 2Q19 | 4,641 | +2.1% |
| 1Q19 | 5,178 | -0.1% |
| 4Q18 | 5,521 | +0.8% |
| 3Q18 | 5,949 | -4.9% |
| 2Q18 | 4,546 | -7.0% |
| 1Q18 | 5,185 | +3.4% |
| 4Q17 | 5,476 | -25.0% |
| 3Q17 | 6,256 | -15.2% |
| 2Q17 | 4,888 | -17.3% |
| 1Q17 | 5,014 | -15.6% |
| 4Q16 | 7,302 | - |
| 3Q16 | 7,381 | - |
| 2Q16 | 5,913 | - |
| 1Q16 | 5,944 | - |