| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,928 | -0.0% |
| 4Q25 | 2,037 | +9.7% |
| 1Q25 | 1,929 | +5.1% |
| 4Q24 | 1,857 | +0.6% |
| 3Q24 | 1,840 | +10.4% |
| 2Q24 | 1,851 | +15.8% |
| 1Q24 | 1,835 | +17.2% |
| 4Q23 | 1,845 | +33.4% |
| 3Q23 | 1,667 | +28.7% |
| 2Q23 | 1,599 | +23.1% |
| 1Q23 | 1,565 | +31.7% |
| 4Q22 | 1,382 | +19.9% |
| 3Q22 | 1,295 | +20.4% |
| 2Q22 | 1,299 | +19.0% |
| 1Q22 | 1,189 | +17.0% |
| 4Q21 | 1,153 | +20.7% |
| 3Q21 | 1,076 | +10.8% |
| 2Q21 | 1,092 | +4.9% |
| 1Q21 | 1,016 | -8.9% |
| 4Q20 | 955 | -12.4% |
| 3Q20 | 971 | -6.3% |
| 2Q20 | 1,040 | +6.8% |
| 1Q20 | 1,115 | +6.6% |
| 4Q19 | 1,090 | -1.2% |
| 3Q19 | 1,036 | +5.3% |
| 2Q19 | 974 | +2.0% |
| 1Q19 | 1,046 | +10.4% |
| 4Q18 | 1,103 | - |
| 3Q18 | 984 | - |
| 2Q18 | 954 | - |
| 1Q18 | 947 | - |