| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 11,129 | +4.7% |
| 1Q26 | 10,088 | -3.9% |
| 4Q25 | 11,945 | -11.7% |
| 3Q25 | 10,898 | -12.6% |
| 2Q25 | 10,625 | -10.0% |
| 1Q25 | 10,502 | -13.3% |
| 4Q24 | 13,526 | +7.9% |
| 3Q24 | 12,471 | -4.9% |
| 2Q24 | 11,802 | +18.2% |
| 1Q24 | 12,120 | +12.3% |
| 4Q23 | 12,539 | +2.3% |
| 3Q23 | 13,107 | +33.0% |
| 2Q23 | 9,986 | +10.1% |
| 1Q23 | 10,795 | +26.3% |
| 4Q22 | 12,256 | +6.3% |
| 3Q22 | 9,852 | +2.1% |
| 2Q22 | 9,073 | -3.4% |
| 1Q22 | 8,548 | +26.4% |
| 4Q21 | 11,525 | -0.9% |
| 3Q21 | 9,654 | +1.3% |
| 2Q21 | 9,391 | -4.8% |
| 1Q21 | 6,764 | -33.3% |
| 4Q20 | 11,624 | -6.8% |
| 3Q20 | 9,526 | -4.5% |
| 2Q20 | 9,862 | -3.7% |
| 1Q20 | 10,135 | +2.6% |
| 4Q19 | 12,471 | +5.9% |
| 3Q19 | 9,979 | -8.4% |
| 2Q19 | 10,245 | +3.2% |
| 1Q19 | 9,878 | +3.4% |
| 4Q18 | 11,774 | +13.4% |
| 3Q18 | 10,890 | -8.4% |
| 2Q18 | 9,930 | -22.1% |
| 1Q18 | 9,556 | -28.3% |
| 4Q17 | 10,381 | -27.4% |
| 3Q17 | 11,893 | -15.8% |
| 2Q17 | 12,755 | -19.1% |
| 1Q17 | 13,323 | -18.4% |
| 4Q16 | 14,304 | - |
| 3Q16 | 14,123 | - |
| 2Q16 | 15,761 | - |
| 1Q16 | 16,337 | - |