| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 6,269 | -11.6% |
| 1Q26 | 6,836 | -18.8% |
| 4Q25 | 7,507 | -6.2% |
| 3Q25 | 6,544 | -0.1% |
| 2Q25 | 7,092 | +14.7% |
| 1Q25 | 8,422 | +35.6% |
| 4Q24 | 8,000 | +8.7% |
| 3Q24 | 6,547 | -17.5% |
| 2Q24 | 6,184 | -12.1% |
| 1Q24 | 6,211 | -9.9% |
| 4Q23 | 7,360 | -3.3% |
| 3Q23 | 7,939 | +32.7% |
| 2Q23 | 7,034 | +14.2% |
| 1Q23 | 6,895 | +15.3% |
| 4Q22 | 7,614 | +6.5% |
| 3Q22 | 5,983 | -9.7% |
| 2Q22 | 6,157 | +9.1% |
| 1Q22 | 5,980 | +28.5% |
| 4Q21 | 7,146 | +7.9% |
| 3Q21 | 6,624 | -11.0% |
| 2Q21 | 5,646 | -27.3% |
| 1Q21 | 4,653 | -34.8% |
| 4Q20 | 6,624 | -10.9% |
| 3Q20 | 7,444 | -4.8% |
| 2Q20 | 7,763 | -0.5% |
| 1Q20 | 7,142 | -2.6% |
| 4Q19 | 7,434 | -5.4% |
| 3Q19 | 7,817 | -8.4% |
| 2Q19 | 7,799 | -1.6% |
| 1Q19 | 7,334 | -2.0% |
| 4Q18 | 7,860 | -9.4% |
| 3Q18 | 8,538 | -10.7% |
| 2Q18 | 7,930 | -12.0% |
| 1Q18 | 7,481 | -12.9% |
| 4Q17 | 8,673 | +1.8% |
| 3Q17 | 9,560 | -5.5% |
| 2Q17 | 9,007 | - |
| 1Q17 | 8,586 | - |
| 4Q16 | 8,521 | - |
| 3Q16 | 10,116 | - |