| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 31,025 | +3.1% |
| 2Q26 | 29,928 | +4.1% |
| 1Q26 | 30,074 | +11.5% |
| 4Q25 | 28,269 | +8.2% |
| 3Q25 | 30,098 | +11.2% |
| 2Q25 | 28,756 | +11.1% |
| 1Q25 | 26,979 | +5.7% |
| 4Q24 | 26,125 | +7.4% |
| 3Q24 | 27,059 | +6.7% |
| 2Q24 | 25,873 | +5.1% |
| 1Q24 | 25,528 | +6.5% |
| 4Q23 | 24,318 | +3.2% |
| 3Q23 | 25,365 | +6.5% |
| 2Q23 | 24,619 | +8.6% |
| 1Q23 | 23,964 | +6.8% |
| 4Q22 | 23,574 | +7.1% |
| 3Q22 | 23,821 | +3.5% |
| 2Q22 | 22,661 | +4.4% |
| 1Q22 | 22,447 | +2.5% |
| 4Q21 | 22,008 | +1.0% |
| 3Q21 | 23,019 | -0.6% |
| 2Q21 | 21,698 | -5.7% |
| 1Q21 | 21,903 | -3.1% |
| 4Q20 | 21,789 | -0.0% |
| 3Q20 | 23,155 | +2.8% |
| 2Q20 | 23,021 | +6.0% |
| 1Q20 | 22,594 | +3.8% |
| 4Q19 | 21,798 | +3.4% |
| 3Q19 | 22,532 | +6.6% |
| 2Q19 | 21,718 | +5.7% |
| 1Q19 | 21,767 | +6.1% |
| 4Q18 | 21,091 | +4.8% |
| 3Q18 | 21,131 | +5.0% |
| 2Q18 | 20,548 | +4.7% |
| 1Q18 | 20,510 | +3.8% |
| 4Q17 | 20,133 | -3.0% |
| 3Q17 | 20,131 | -4.6% |
| 2Q17 | 19,619 | - |
| 1Q17 | 19,752 | - |
| 4Q16 | 20,749 | - |
| 3Q16 | 21,091 | - |