| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 30,656 | +7.0% |
| 2Q26 | 29,304 | +2.4% |
| 1Q26 | 28,827 | +1.9% |
| 4Q25 | 30,066 | +5.1% |
| 3Q25 | 28,647 | +8.1% |
| 2Q25 | 28,627 | +16.0% |
| 1Q25 | 28,285 | +18.8% |
| 4Q24 | 28,604 | +11.4% |
| 3Q24 | 26,507 | +2.5% |
| 2Q24 | 24,678 | +13.3% |
| 1Q24 | 23,817 | +6.7% |
| 4Q23 | 25,670 | +20.5% |
| 3Q23 | 25,855 | +36.0% |
| 2Q23 | 21,776 | +19.8% |
| 1Q23 | 22,322 | +16.6% |
| 4Q22 | 21,307 | +6.4% |
| 3Q22 | 19,017 | -2.4% |
| 2Q22 | 18,178 | +11.8% |
| 1Q22 | 19,145 | +27.5% |
| 4Q21 | 20,030 | -5.7% |
| 3Q21 | 19,486 | -11.9% |
| 2Q21 | 16,265 | -28.6% |
| 1Q21 | 15,011 | -31.3% |
| 4Q20 | 21,233 | -11.9% |
| 3Q20 | 22,129 | -2.8% |
| 2Q20 | 22,790 | -0.4% |
| 1Q20 | 21,854 | +1.5% |
| 4Q19 | 24,110 | +11.5% |
| 3Q19 | 22,765 | +8.0% |
| 2Q19 | 22,874 | +12.9% |
| 1Q19 | 21,523 | +6.5% |
| 4Q18 | 21,624 | +1.3% |
| 3Q18 | 21,072 | +4.6% |
| 2Q18 | 20,258 | +5.4% |
| 1Q18 | 20,204 | +8.6% |
| 4Q17 | 21,356 | +3.3% |
| 3Q17 | 20,149 | +1.0% |
| 2Q17 | 19,222 | -6.2% |
| 1Q17 | 18,602 | -1.8% |
| 4Q16 | 20,675 | - |
| 3Q16 | 19,943 | - |
| 2Q16 | 20,502 | - |
| 1Q16 | 18,941 | - |