| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 34,830 | +15.3% |
| 2Q26 | 32,987 | -9.2% |
| 1Q26 | 33,346 | -1.9% |
| 4Q25 | 38,602 | +18.6% |
| 3Q25 | 30,203 | -20.7% |
| 2Q25 | 36,318 | -4.5% |
| 1Q25 | 33,985 | -3.2% |
| 4Q24 | 32,556 | +7.1% |
| 3Q24 | 38,083 | -2.9% |
| 2Q24 | 38,014 | +5.9% |
| 1Q24 | 35,108 | +9.5% |
| 4Q23 | 30,391 | -6.8% |
| 3Q23 | 39,231 | +36.8% |
| 2Q23 | 35,883 | +24.0% |
| 1Q23 | 32,053 | +13.5% |
| 4Q22 | 32,619 | +12.4% |
| 3Q22 | 28,678 | +5.3% |
| 2Q22 | 28,935 | +29.2% |
| 1Q22 | 28,246 | +19.9% |
| 4Q21 | 29,031 | -1.9% |
| 3Q21 | 27,223 | -3.8% |
| 2Q21 | 22,388 | -22.4% |
| 1Q21 | 23,563 | -22.2% |
| 4Q20 | 29,608 | -0.6% |
| 3Q20 | 28,301 | -9.8% |
| 2Q20 | 28,846 | -3.9% |
| 1Q20 | 30,296 | +4.0% |
| 4Q19 | 29,781 | +1.2% |
| 3Q19 | 31,385 | +14.4% |
| 2Q19 | 30,007 | +14.7% |
| 1Q19 | 29,129 | +14.2% |
| 4Q18 | 29,416 | -0.3% |
| 3Q18 | 27,438 | +24.8% |
| 2Q18 | 26,171 | +21.0% |
| 1Q18 | 25,518 | +11.8% |
| 4Q17 | 29,509 | +25.2% |
| 3Q17 | 21,988 | -2.9% |
| 2Q17 | 21,623 | - |
| 1Q17 | 22,824 | - |
| 4Q16 | 23,569 | - |
| 3Q16 | 22,636 | - |