| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 23,740 | -4.5% |
| 1Q26 | 22,698 | -0.3% |
| 4Q25 | 33,272 | -5.2% |
| 3Q25 | 29,374 | +9.6% |
| 2Q25 | 24,851 | -0.5% |
| 1Q25 | 22,767 | -8.4% |
| 4Q24 | 35,096 | -2.1% |
| 3Q24 | 26,806 | -12.4% |
| 2Q24 | 24,976 | -15.9% |
| 1Q24 | 24,851 | -9.3% |
| 4Q23 | 35,842 | -2.7% |
| 3Q23 | 30,599 | +16.6% |
| 2Q23 | 29,707 | +20.9% |
| 1Q23 | 27,385 | +20.2% |
| 4Q22 | 36,835 | +14.1% |
| 3Q22 | 26,250 | +14.0% |
| 2Q22 | 24,562 | +8.2% |
| 1Q22 | 22,783 | +0.8% |
| 4Q21 | 32,272 | +16.3% |
| 3Q21 | 23,028 | -16.8% |
| 2Q21 | 22,695 | -14.3% |
| 1Q21 | 22,595 | -9.2% |
| 4Q20 | 27,754 | -7.9% |
| 3Q20 | 27,673 | +0.6% |
| 2Q20 | 26,493 | -2.1% |
| 1Q20 | 24,898 | +4.0% |
| 4Q19 | 30,127 | -2.9% |
| 3Q19 | 27,514 | +4.7% |
| 2Q19 | 27,067 | +3.0% |
| 1Q19 | 23,943 | +13.1% |
| 4Q18 | 31,026 | +11.8% |
| 3Q18 | 26,283 | +16.9% |
| 2Q18 | 26,286 | +19.2% |
| 1Q18 | 21,163 | -5.7% |
| 4Q17 | 27,762 | -8.8% |
| 3Q17 | 22,484 | -4.4% |
| 2Q17 | 22,058 | - |
| 1Q17 | 22,451 | - |
| 4Q16 | 30,447 | - |
| 3Q16 | 23,525 | - |