| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 27,161 | +17.9% |
| 2Q26 | 25,703 | -4.2% |
| 1Q26 | 25,111 | -0.7% |
| 4Q25 | 27,384 | +19.0% |
| 3Q25 | 23,044 | -9.6% |
| 2Q25 | 26,823 | +4.2% |
| 1Q25 | 25,289 | +9.2% |
| 4Q24 | 23,020 | +8.9% |
| 3Q24 | 25,500 | +7.9% |
| 2Q24 | 25,752 | +10.8% |
| 1Q24 | 23,161 | +8.7% |
| 4Q23 | 21,135 | -1.0% |
| 3Q23 | 23,633 | +24.0% |
| 2Q23 | 23,243 | +25.0% |
| 1Q23 | 21,301 | +16.6% |
| 4Q22 | 21,345 | +18.8% |
| 3Q22 | 19,053 | +10.7% |
| 2Q22 | 18,594 | +26.2% |
| 1Q22 | 18,274 | +19.5% |
| 4Q21 | 17,968 | -7.5% |
| 3Q21 | 17,204 | -2.3% |
| 2Q21 | 14,738 | -21.1% |
| 1Q21 | 15,290 | -19.6% |
| 4Q20 | 19,425 | +4.7% |
| 3Q20 | 17,602 | -15.9% |
| 2Q20 | 18,668 | -7.7% |
| 1Q20 | 19,007 | -4.4% |
| 4Q19 | 18,555 | -11.1% |
| 3Q19 | 20,933 | +5.9% |
| 2Q19 | 20,225 | +3.8% |
| 1Q19 | 19,883 | +6.2% |
| 4Q18 | 20,874 | +1.8% |
| 3Q18 | 19,770 | +41.8% |
| 2Q18 | 19,489 | +36.8% |
| 1Q18 | 18,717 | +30.9% |
| 4Q17 | 20,505 | +36.0% |
| 3Q17 | 13,938 | +8.8% |
| 2Q17 | 14,242 | - |
| 1Q17 | 14,296 | - |
| 4Q16 | 15,082 | - |
| 3Q16 | 12,807 | - |