| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 45,654 | +4.3% |
| 3Q25 | 41,987 | +0.1% |
| 2Q25 | 44,124 | +1.0% |
| 1Q25 | 40,374 | +1.3% |
| 4Q24 | 43,784 | -1.0% |
| 3Q24 | 41,942 | +1.0% |
| 2Q24 | 43,677 | +1.8% |
| 1Q24 | 39,855 | +0.5% |
| 4Q23 | 44,229 | -5.7% |
| 3Q23 | 41,512 | -8.1% |
| 2Q23 | 42,917 | -10.4% |
| 1Q23 | 39,657 | -11.5% |
| 4Q22 | 46,903 | -4.9% |
| 3Q22 | 45,178 | -3.6% |
| 2Q22 | 47,878 | -3.4% |
| 1Q22 | 44,835 | -6.5% |
| 4Q21 | 49,342 | +2.5% |
| 3Q21 | 46,867 | +1.9% |
| 2Q21 | 49,568 | +4.6% |
| 1Q21 | 47,933 | +7.0% |
| 4Q20 | 48,117 | +0.9% |
| 3Q20 | 45,990 | -1.0% |
| 2Q20 | 47,403 | -2.1% |
| 1Q20 | 44,801 | -0.2% |
| 4Q19 | 47,674 | -4.1% |
| 3Q19 | 46,440 | -1.0% |
| 2Q19 | 48,441 | -2.2% |
| 1Q19 | 44,893 | -3.3% |
| 4Q18 | 49,729 | -0.0% |
| 3Q18 | 46,912 | -1.0% |
| 2Q18 | 49,512 | -0.4% |
| 1Q18 | 46,439 | +0.2% |
| 4Q17 | 49,748 | +1.1% |
| 3Q17 | 47,363 | +1.0% |
| 2Q17 | 49,735 | - |
| 1Q17 | 46,361 | - |
| 4Q16 | 49,206 | - |
| 3Q16 | 46,888 | - |