| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 39,989 | +3.2% |
| 1Q26 | 39,947 | +6.4% |
| 4Q25 | 38,444 | +5.2% |
| 3Q25 | 44,121 | +4.2% |
| 2Q25 | 38,762 | +1.7% |
| 1Q25 | 37,545 | -1.6% |
| 4Q24 | 36,555 | -1.4% |
| 3Q24 | 42,334 | +0.8% |
| 2Q24 | 38,108 | +3.2% |
| 1Q24 | 38,152 | +7.8% |
| 4Q23 | 37,067 | +11.0% |
| 3Q23 | 41,990 | +11.5% |
| 2Q23 | 36,935 | +12.2% |
| 1Q23 | 35,403 | +12.4% |
| 4Q22 | 33,395 | +11.0% |
| 3Q22 | 37,652 | +11.7% |
| 2Q22 | 32,926 | +11.8% |
| 1Q22 | 31,489 | +10.7% |
| 4Q21 | 30,082 | -1.5% |
| 3Q21 | 33,715 | -2.3% |
| 2Q21 | 29,462 | -10.3% |
| 1Q21 | 28,447 | -7.2% |
| 4Q20 | 30,545 | +1.0% |
| 3Q20 | 34,514 | +0.1% |
| 2Q20 | 32,855 | +9.0% |
| 1Q20 | 30,656 | +4.7% |
| 4Q19 | 30,242 | +8.5% |
| 3Q19 | 34,482 | +7.2% |
| 2Q19 | 30,152 | +0.8% |
| 1Q19 | 29,281 | -4.3% |
| 4Q18 | 27,868 | +10.2% |
| 3Q18 | 32,178 | +1.6% |
| 2Q18 | 29,913 | +2.3% |
| 1Q18 | 30,585 | +1.5% |
| 4Q17 | 25,282 | +3.4% |
| 3Q17 | 31,673 | +2.9% |
| 2Q17 | 29,246 | - |
| 1Q17 | 30,127 | - |
| 4Q16 | 24,461 | - |
| 3Q16 | 30,766 | - |