| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 34,334 | -4.7% |
| 1Q26 | 33,304 | -6.1% |
| 4Q25 | 36,012 | -0.3% |
| 3Q25 | 39,926 | +4.9% |
| 2Q25 | 36,027 | -7.5% |
| 1Q25 | 35,460 | -4.9% |
| 4Q24 | 36,107 | -7.8% |
| 3Q24 | 38,071 | -5.4% |
| 2Q24 | 38,929 | +2.0% |
| 1Q24 | 37,276 | +11.5% |
| 4Q23 | 39,145 | +22.7% |
| 3Q23 | 40,235 | +29.3% |
| 2Q23 | 38,155 | +34.6% |
| 1Q23 | 33,442 | +26.5% |
| 4Q22 | 31,896 | +18.1% |
| 3Q22 | 31,113 | +18.0% |
| 2Q22 | 28,339 | +15.2% |
| 1Q22 | 26,446 | +24.6% |
| 4Q21 | 26,998 | +9.3% |
| 3Q21 | 26,361 | -0.9% |
| 2Q21 | 24,595 | -3.5% |
| 1Q21 | 21,231 | -14.0% |
| 4Q20 | 24,696 | -5.8% |
| 3Q20 | 26,597 | +4.8% |
| 2Q20 | 25,481 | +0.6% |
| 1Q20 | 24,689 | +2.1% |
| 4Q19 | 26,227 | +10.2% |
| 3Q19 | 25,373 | +11.3% |
| 2Q19 | 25,335 | +4.0% |
| 1Q19 | 24,189 | +9.8% |
| 4Q18 | 23,804 | +11.9% |
| 3Q18 | 22,789 | +10.1% |
| 2Q18 | 24,363 | +16.9% |
| 1Q18 | 22,021 | +11.1% |
| 4Q17 | 21,274 | -2.6% |
| 3Q17 | 20,690 | -5.1% |
| 2Q17 | 20,837 | - |
| 1Q17 | 19,820 | - |
| 4Q16 | 21,843 | - |
| 3Q16 | 21,799 | - |