| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 10,417 | -4.2% |
| 2Q26 | 11,019 | +0.4% |
| 1Q26 | 10,837 | +2.3% |
| 4Q25 | 11,476 | -13.1% |
| 3Q25 | 10,869 | -5.2% |
| 2Q25 | 10,978 | +2.3% |
| 1Q25 | 10,596 | +2.1% |
| 4Q24 | 13,210 | +11.8% |
| 3Q24 | 11,463 | -0.5% |
| 2Q24 | 10,726 | +6.1% |
| 1Q24 | 10,379 | +8.9% |
| 4Q23 | 11,812 | +8.9% |
| 3Q23 | 11,519 | +17.5% |
| 2Q23 | 10,108 | +5.4% |
| 1Q23 | 9,533 | +1.5% |
| 4Q22 | 10,850 | +8.7% |
| 3Q22 | 9,806 | -0.3% |
| 2Q22 | 9,586 | +17.1% |
| 1Q22 | 9,394 | +19.9% |
| 4Q21 | 9,981 | -3.8% |
| 3Q21 | 9,835 | -1.4% |
| 2Q21 | 8,183 | -14.5% |
| 1Q21 | 7,835 | -22.2% |
| 4Q20 | 10,375 | -3.2% |
| 3Q20 | 9,975 | -1.5% |
| 2Q20 | 9,575 | -1.6% |
| 1Q20 | 10,075 | +5.8% |
| 4Q19 | 10,720 | +9.3% |
| 3Q19 | 10,129 | +3.4% |
| 2Q19 | 9,732 | +3.5% |
| 1Q19 | 9,520 | +4.3% |
| 4Q18 | 9,806 | +1.0% |
| 3Q18 | 9,799 | +9.6% |
| 2Q18 | 9,402 | +3.9% |
| 1Q18 | 9,130 | +5.5% |
| 4Q17 | 9,710 | -2.4% |
| 3Q17 | 8,942 | -10.4% |
| 2Q17 | 9,048 | - |
| 1Q17 | 8,653 | - |
| 4Q16 | 9,944 | - |
| 3Q16 | 9,980 | - |