| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 42,728 | -4.3% |
| 2Q26 | 40,814 | -5.6% |
| 1Q26 | 35,816 | -7.6% |
| 4Q25 | 56,294 | -2.4% |
| 3Q25 | 44,642 | +7.4% |
| 2Q25 | 43,248 | +10.9% |
| 1Q25 | 38,773 | +13.1% |
| 4Q24 | 57,654 | +5.4% |
| 3Q24 | 41,576 | +5.3% |
| 2Q24 | 38,992 | -0.6% |
| 1Q24 | 34,273 | +8.3% |
| 4Q23 | 54,717 | -4.6% |
| 3Q23 | 39,466 | -1.3% |
| 2Q23 | 39,223 | +5.4% |
| 1Q23 | 31,638 | +5.8% |
| 4Q22 | 57,362 | +11.7% |
| 3Q22 | 39,981 | +9.2% |
| 2Q22 | 37,209 | -1.9% |
| 1Q22 | 29,898 | -9.9% |
| 4Q21 | 51,356 | +4.9% |
| 3Q21 | 36,608 | +13.0% |
| 2Q21 | 37,920 | +2.5% |
| 1Q21 | 33,194 | +13.4% |
| 4Q20 | 48,970 | +3.5% |
| 3Q20 | 32,409 | +3.4% |
| 2Q20 | 36,982 | +20.9% |
| 1Q20 | 29,259 | +18.2% |
| 4Q19 | 47,298 | +11.6% |
| 3Q19 | 31,346 | +4.0% |
| 2Q19 | 30,583 | +6.6% |
| 1Q19 | 24,759 | -6.0% |
| 4Q18 | 42,365 | -2.0% |
| 3Q18 | 30,154 | +8.3% |
| 2Q18 | 28,692 | -5.8% |
| 1Q18 | 26,329 | +5.3% |
| 4Q17 | 43,225 | +3.1% |
| 3Q17 | 27,853 | -12.4% |
| 2Q17 | 30,474 | +1.8% |
| 1Q17 | 25,004 | +10.3% |
| 4Q16 | 41,918 | - |
| 3Q16 | 31,791 | - |
| 2Q16 | 29,939 | - |
| 1Q16 | 22,678 | - |