| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 31,932 | -13.2% |
| 1Q26 | 33,713 | +20.5% |
| 4Q25 | 35,047 | +6.3% |
| 3Q25 | 38,941 | +17.2% |
| 2Q25 | 36,773 | +19.8% |
| 1Q25 | 27,979 | -19.6% |
| 4Q24 | 32,955 | -4.7% |
| 3Q24 | 33,228 | -9.1% |
| 2Q24 | 30,707 | -20.4% |
| 1Q24 | 34,788 | -11.0% |
| 4Q23 | 34,569 | +1.0% |
| 3Q23 | 36,547 | +15.5% |
| 2Q23 | 38,565 | +29.9% |
| 1Q23 | 39,074 | +38.4% |
| 4Q22 | 34,231 | +48.8% |
| 3Q22 | 31,654 | +58.1% |
| 2Q22 | 29,679 | -22.8% |
| 1Q22 | 28,224 | -11.4% |
| 4Q21 | 23,012 | -36.7% |
| 3Q21 | 20,026 | -43.4% |
| 2Q21 | 38,463 | -9.4% |
| 1Q21 | 31,845 | -23.4% |
| 4Q20 | 36,347 | -19.9% |
| 3Q20 | 35,368 | -22.7% |
| 2Q20 | 42,462 | -5.3% |
| 1Q20 | 41,561 | +1.7% |
| 4Q19 | 45,354 | +9.1% |
| 3Q19 | 45,780 | +16.5% |
| 2Q19 | 44,838 | +18.8% |
| 1Q19 | 40,884 | +16.7% |
| 4Q18 | 41,556 | +32.3% |
| 3Q18 | 39,280 | +38.5% |
| 2Q18 | 37,754 | +24.5% |
| 1Q18 | 35,026 | +24.6% |
| 4Q17 | 31,409 | +10.1% |
| 3Q17 | 28,357 | -7.0% |
| 2Q17 | 30,321 | -9.3% |
| 1Q17 | 28,106 | -18.8% |
| 4Q16 | 28,518 | - |
| 3Q16 | 30,492 | - |
| 2Q16 | 33,418 | - |
| 1Q16 | 34,601 | - |