| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 29,616 | -14.9% |
| 2Q26 | 32,942 | -9.2% |
| 1Q26 | 33,773 | -19.0% |
| 4Q25 | 34,488 | -14.1% |
| 3Q25 | 34,810 | -11.1% |
| 2Q25 | 36,268 | -8.0% |
| 1Q25 | 41,683 | +2.8% |
| 4Q24 | 40,154 | -3.3% |
| 3Q24 | 39,153 | -5.6% |
| 2Q24 | 39,429 | +3.8% |
| 1Q24 | 40,552 | -2.3% |
| 4Q23 | 41,520 | +2.7% |
| 3Q23 | 41,457 | -0.3% |
| 2Q23 | 37,973 | +14.0% |
| 1Q23 | 41,504 | +31.3% |
| 4Q22 | 40,421 | +47.5% |
| 3Q22 | 41,567 | +65.3% |
| 2Q22 | 33,296 | +44.3% |
| 1Q22 | 31,619 | +32.9% |
| 4Q21 | 27,409 | +6.1% |
| 3Q21 | 25,151 | -10.2% |
| 2Q21 | 23,073 | -29.8% |
| 1Q21 | 23,792 | -26.7% |
| 4Q20 | 25,845 | -24.0% |
| 3Q20 | 28,005 | -23.0% |
| 2Q20 | 32,854 | +1.6% |
| 1Q20 | 32,445 | -2.3% |
| 4Q19 | 34,007 | -1.1% |
| 3Q19 | 36,357 | +4.2% |
| 2Q19 | 32,339 | +5.9% |
| 1Q19 | 33,195 | +6.8% |
| 4Q18 | 34,375 | +16.9% |
| 3Q18 | 34,907 | +23.9% |
| 2Q18 | 30,540 | +18.9% |
| 1Q18 | 31,090 | +29.9% |
| 4Q17 | 29,401 | +20.5% |
| 3Q17 | 28,164 | -14.2% |
| 2Q17 | 25,686 | -14.1% |
| 1Q17 | 23,939 | -17.8% |
| 4Q16 | 24,401 | - |
| 3Q16 | 32,831 | - |
| 2Q16 | 29,887 | - |
| 1Q16 | 29,132 | - |