| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,238 | 0.0% |
| 2Q25 | 1,254 | -3.1% |
| 1Q25 | 1,238 | +1.6% |
| 4Q24 | 1,561 | +6.7% |
| 3Q24 | 1,278 | -6.0% |
| 2Q24 | 1,294 | -4.1% |
| 1Q24 | 1,218 | -5.3% |
| 4Q23 | 1,463 | +3.7% |
| 3Q23 | 1,360 | -7.0% |
| 2Q23 | 1,349 | +14.6% |
| 1Q23 | 1,286 | +18.9% |
| 4Q22 | 1,411 | +10.2% |
| 3Q22 | 1,462 | +14.1% |
| 2Q22 | 1,177 | -1.2% |
| 1Q22 | 1,081 | -1.9% |
| 4Q21 | 1,280 | +2.0% |
| 3Q21 | 1,281 | +21.0% |
| 2Q21 | 1,191 | +7.3% |
| 1Q21 | 1,102 | +2.6% |
| 4Q20 | 1,255 | -0.3% |
| 3Q20 | 1,059 | -13.4% |
| 2Q20 | 1,110 | -5.4% |
| 1Q20 | 1,074 | +2.3% |
| 4Q19 | 1,259 | -0.1% |
| 3Q19 | 1,222 | +1.5% |
| 2Q19 | 1,174 | -0.8% |
| 1Q19 | 1,050 | +7.8% |
| 4Q18 | 1,260 | +1.9% |
| 3Q18 | 1,204 | +15.6% |
| 2Q18 | 1,184 | +11.7% |
| 1Q18 | 974 | +1.4% |
| 4Q17 | 1,236 | +2.5% |
| 3Q17 | 1,041 | -10.7% |
| 2Q17 | 1,060 | +7.8% |
| 1Q17 | 961 | -16.5% |
| 4Q16 | 1,206 | - |
| 3Q16 | 1,166 | - |
| 2Q16 | 983 | - |
| 1Q16 | 1,151 | - |