| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 966 | +2.1% |
| 1Q26 | 938 | -2.9% |
| 4Q25 | 958 | -0.3% |
| 3Q25 | 926 | -5.0% |
| 2Q25 | 946 | - |
| 1Q25 | 966 | +0.7% |
| 4Q24 | 961 | -0.3% |
| 3Q24 | 975 | - |
| 1Q24 | 959 | -1.0% |
| 4Q23 | 963 | -1.3% |
| 2Q23 | 943 | -5.2% |
| 1Q23 | 969 | -2.8% |
| 4Q22 | 976 | -9.5% |
| 3Q22 | 956 | +1.5% |
| 2Q22 | 995 | +9.4% |
| 1Q22 | 997 | +11.3% |
| 4Q21 | 1,079 | +46.7% |
| 3Q21 | 942 | - |
| 2Q21 | 910 | - |
| 1Q21 | 896 | +3.5% |
| 4Q20 | 735 | -15.7% |
| 1Q20 | 866 | +12.7% |
| 4Q19 | 872 | +7.1% |
| 3Q19 | 846 | +12.1% |
| 2Q19 | 803 | +0.2% |
| 1Q19 | 768 | +6.1% |
| 4Q18 | 814 | -0.5% |
| 3Q18 | 754 | +9.6% |
| 2Q18 | 802 | +25.2% |
| 1Q18 | 724 | -3.1% |
| 4Q17 | 818 | +18.8% |
| 3Q17 | 688 | +10.5% |
| 2Q17 | 640 | - |
| 1Q17 | 748 | - |
| 4Q16 | 689 | - |
| 3Q16 | 623 | - |