| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,025 | +7.9% |
| 2Q26 | 974 | +9.1% |
| 1Q26 | 871 | -3.2% |
| 4Q25 | 1,225 | -0.6% |
| 3Q25 | 950 | +1.1% |
| 2Q25 | 892 | -2.7% |
| 1Q25 | 900 | +8.5% |
| 4Q24 | 1,232 | +9.8% |
| 3Q24 | 940 | -6.2% |
| 2Q24 | 917 | +3.9% |
| 1Q24 | 830 | -3.6% |
| 4Q23 | 1,122 | +7.0% |
| 3Q23 | 1,002 | -8.5% |
| 2Q23 | 883 | -11.4% |
| 1Q23 | 861 | -11.4% |
| 4Q22 | 1,049 | -12.4% |
| 3Q22 | 1,095 | +5.0% |
| 2Q22 | 997 | +4.7% |
| 1Q22 | 972 | +6.2% |
| 4Q21 | 1,197 | +0.5% |
| 3Q21 | 1,042 | -12.0% |
| 2Q21 | 952 | -19.4% |
| 1Q21 | 915 | -20.2% |
| 4Q20 | 1,191 | -12.6% |
| 3Q20 | 1,185 | -6.9% |
| 2Q20 | 1,181 | +10.9% |
| 1Q20 | 1,147 | +10.4% |
| 4Q19 | 1,363 | +5.0% |
| 3Q19 | 1,273 | +2.0% |
| 2Q19 | 1,065 | +9.7% |
| 1Q19 | 1,038 | +1.1% |
| 4Q18 | 1,299 | +4.5% |
| 3Q18 | 1,248 | +18.5% |
| 2Q18 | 970 | +7.0% |
| 1Q18 | 1,027 | +25.6% |
| 4Q17 | 1,243 | +12.1% |
| 3Q17 | 1,054 | +4.9% |
| 2Q17 | 907 | +17.8% |
| 1Q17 | 818 | +10.0% |
| 4Q16 | 1,109 | - |
| 3Q16 | 1,004 | - |
| 2Q16 | 770 | - |
| 1Q16 | 744 | - |