| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 890 | +0.6% |
| 1Q26 | 828 | -1.1% |
| 4Q25 | 1,008 | +12.1% |
| 3Q25 | 980 | +3.8% |
| 2Q25 | 885 | +3.2% |
| 1Q25 | 837 | +3.4% |
| 4Q24 | 899 | -3.1% |
| 3Q24 | 944 | +7.2% |
| 2Q24 | 858 | +6.2% |
| 1Q24 | 809 | +0.2% |
| 4Q23 | 928 | +5.4% |
| 3Q23 | 881 | -2.4% |
| 2Q23 | 808 | +9.6% |
| 1Q23 | 808 | +9.2% |
| 4Q22 | 881 | -4.3% |
| 3Q22 | 902 | +7.4% |
| 2Q22 | 737 | +1.1% |
| 1Q22 | 740 | +9.3% |
| 4Q21 | 920 | +1.1% |
| 3Q21 | 840 | -4.9% |
| 2Q21 | 729 | -18.2% |
| 1Q21 | 677 | -18.2% |
| 4Q20 | 911 | +6.4% |
| 3Q20 | 883 | +4.2% |
| 2Q20 | 891 | -16.5% |
| 1Q20 | 827 | +2.1% |
| 4Q19 | 856 | -4.8% |
| 3Q19 | 847 | -3.8% |
| 2Q19 | 1,067 | +24.6% |
| 1Q19 | 810 | +2.8% |
| 4Q18 | 899 | +3.7% |
| 3Q18 | 880 | +4.2% |
| 2Q18 | 857 | -5.9% |
| 1Q18 | 788 | -3.5% |
| 4Q17 | 867 | -2.6% |
| 3Q17 | 845 | -4.2% |
| 2Q17 | 910 | +2.4% |
| 1Q17 | 817 | +16.2% |
| 4Q16 | 890 | - |
| 3Q16 | 882 | - |
| 2Q16 | 889 | - |
| 1Q16 | 702 | - |