| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,117 | +1.9% |
| 1Q26 | 1,236 | +4.5% |
| 4Q25 | 986 | +5.8% |
| 3Q25 | 1,051 | +1.8% |
| 2Q25 | 1,096 | +4.1% |
| 1Q25 | 1,183 | -4.2% |
| 4Q24 | 932 | -5.4% |
| 3Q24 | 1,033 | -5.6% |
| 2Q24 | 1,052 | -4.1% |
| 1Q24 | 1,235 | -0.1% |
| 4Q23 | 986 | -1.8% |
| 3Q23 | 1,094 | +4.8% |
| 2Q23 | 1,098 | +4.5% |
| 1Q23 | 1,236 | +4.4% |
| 4Q22 | 1,003 | +3.1% |
| 3Q22 | 1,044 | -2.6% |
| 2Q22 | 1,051 | +12.6% |
| 1Q22 | 1,184 | +20.3% |
| 4Q21 | 973 | +6.6% |
| 3Q21 | 1,071 | +10.4% |
| 2Q21 | 933 | -13.8% |
| 1Q21 | 984 | -13.9% |
| 4Q20 | 912 | -1.1% |
| 3Q20 | 970 | +0.3% |
| 2Q20 | 1,082 | +5.3% |
| 1Q20 | 1,144 | -0.5% |
| 4Q19 | 922 | +3.8% |
| 3Q19 | 967 | +0.1% |
| 2Q19 | 1,028 | -2.6% |
| 1Q19 | 1,150 | +3.3% |
| 4Q18 | 889 | +7.6% |
| 3Q18 | 966 | -3.2% |
| 2Q18 | 1,055 | -4.0% |
| 1Q18 | 1,113 | -2.7% |
| 4Q17 | 826 | +0.8% |
| 3Q17 | 999 | +10.9% |
| 2Q17 | 1,098 | - |
| 1Q17 | 1,143 | - |
| 4Q16 | 820 | - |
| 3Q16 | 901 | - |