| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 20,836 | -1.3% |
| 2Q26 | 21,222 | +2.9% |
| 1Q26 | 20,666 | -2.1% |
| 4Q25 | 19,954 | +1.1% |
| 3Q25 | 21,119 | +11.7% |
| 2Q25 | 20,631 | +5.6% |
| 1Q25 | 21,101 | +10.7% |
| 4Q24 | 19,743 | +7.2% |
| 3Q24 | 18,903 | +2.3% |
| 2Q24 | 19,534 | +2.1% |
| 1Q24 | 19,065 | +5.0% |
| 4Q23 | 18,419 | +1.4% |
| 3Q23 | 18,476 | +12.2% |
| 2Q23 | 19,129 | +20.9% |
| 1Q23 | 18,160 | +16.2% |
| 4Q22 | 18,168 | +15.4% |
| 3Q22 | 16,463 | +12.1% |
| 2Q22 | 15,821 | +15.8% |
| 1Q22 | 15,628 | +25.7% |
| 4Q21 | 15,742 | +5.0% |
| 3Q21 | 14,684 | -7.4% |
| 2Q21 | 13,664 | -14.3% |
| 1Q21 | 12,429 | -24.2% |
| 4Q20 | 14,997 | - |
| 3Q20 | 15,852 | -4.0% |
| 2Q20 | 15,939 | -9.0% |
| 1Q20 | 16,392 | +0.8% |
| 3Q19 | 16,514 | +6.6% |
| 2Q19 | 17,521 | +6.0% |
| 1Q19 | 16,266 | +4.2% |
| 4Q18 | 16,103 | +3.0% |
| 3Q18 | 15,489 | +0.5% |
| 2Q18 | 16,528 | +7.2% |
| 1Q18 | 15,611 | +3.2% |
| 4Q17 | 15,628 | +0.9% |
| 3Q17 | 15,414 | -5.5% |
| 2Q17 | 15,420 | -9.5% |
| 1Q17 | 15,134 | -12.3% |
| 4Q16 | 15,493 | - |
| 3Q16 | 16,304 | - |
| 2Q16 | 17,035 | - |
| 1Q16 | 17,264 | - |