| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 34,647 | -2.6% |
| 1Q26 | 35,154 | -4.5% |
| 4Q25 | 33,137 | -10.4% |
| 3Q25 | 38,671 | -3.6% |
| 2Q25 | 35,559 | +2.0% |
| 1Q25 | 36,807 | +5.9% |
| 4Q24 | 36,977 | +6.5% |
| 3Q24 | 40,126 | +13.3% |
| 2Q24 | 34,850 | -6.7% |
| 1Q24 | 34,771 | -7.2% |
| 4Q23 | 34,732 | +3.3% |
| 3Q23 | 35,405 | +1.7% |
| 2Q23 | 37,347 | +16.4% |
| 1Q23 | 37,476 | +18.6% |
| 4Q22 | 33,632 | +4.3% |
| 3Q22 | 34,812 | +7.4% |
| 2Q22 | 32,080 | +17.8% |
| 1Q22 | 31,607 | +9.0% |
| 4Q21 | 32,253 | +17.0% |
| 3Q21 | 32,424 | -9.8% |
| 2Q21 | 27,225 | -10.6% |
| 1Q21 | 28,993 | -12.8% |
| 4Q20 | 27,573 | -19.6% |
| 3Q20 | 35,927 | -8.8% |
| 2Q20 | 30,447 | -9.3% |
| 1Q20 | 33,233 | -7.8% |
| 4Q19 | 34,305 | -1.6% |
| 3Q19 | 39,390 | +11.3% |
| 2Q19 | 33,574 | +10.0% |
| 1Q19 | 36,064 | +18.3% |
| 4Q18 | 34,875 | +11.4% |
| 3Q18 | 35,396 | +2.3% |
| 2Q18 | 30,515 | +6.9% |
| 1Q18 | 30,485 | +1.5% |
| 4Q17 | 31,301 | +3.3% |
| 3Q17 | 34,597 | +6.1% |
| 2Q17 | 28,553 | - |
| 1Q17 | 30,036 | - |
| 4Q16 | 30,297 | - |
| 3Q16 | 32,601 | - |