| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,064 | -6.0% |
| 1Q26 | 1,119 | +1.4% |
| 3Q25 | 1,225 | +1.2% |
| 2Q25 | 1,132 | -1.7% |
| 1Q25 | 1,104 | -2.8% |
| 4Q24 | 1,071 | -3.5% |
| 3Q24 | 1,211 | +1.0% |
| 2Q24 | 1,151 | +1.6% |
| 1Q24 | 1,136 | +7.2% |
| 4Q23 | 1,109 | +4.6% |
| 3Q23 | 1,199 | +4.1% |
| 2Q23 | 1,133 | +8.6% |
| 1Q23 | 1,059 | +3.2% |
| 4Q22 | 1,060 | +17.7% |
| 3Q22 | 1,152 | +24.5% |
| 2Q22 | 1,044 | +24.4% |
| 1Q22 | 1,026 | +5.3% |
| 4Q21 | 901 | -24.9% |
| 3Q21 | 925 | -19.7% |
| 2Q21 | 839 | -23.5% |
| 1Q21 | 975 | -8.9% |
| 4Q20 | 1,199 | +9.3% |
| 3Q20 | 1,152 | -3.9% |
| 2Q20 | 1,096 | +2.2% |
| 1Q20 | 1,070 | -1.8% |
| 4Q19 | 1,097 | +8.5% |
| 3Q19 | 1,198 | +8.5% |
| 2Q19 | 1,073 | +6.4% |
| 1Q19 | 1,089 | +3.3% |
| 4Q18 | 1,011 | -1.3% |
| 3Q18 | 1,104 | -0.9% |
| 2Q18 | 1,008 | -0.3% |
| 1Q18 | 1,054 | +10.0% |
| 4Q17 | 1,024 | +3.4% |
| 3Q17 | 1,113 | -3.6% |
| 2Q17 | 1,011 | -5.1% |
| 1Q17 | 958 | -11.5% |
| 4Q16 | 991 | - |
| 3Q16 | 1,155 | - |
| 2Q16 | 1,065 | - |
| 1Q16 | 1,083 | - |