| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 78,425 | +4.7% |
| 3Q25 | 78,495 | +13.3% |
| 2Q25 | 74,339 | +6.2% |
| 1Q25 | 73,190 | +13.0% |
| 4Q24 | 74,915 | +27.1% |
| 3Q24 | 69,305 | +10.6% |
| 2Q24 | 70,031 | +19.3% |
| 1Q24 | 64,795 | +13.3% |
| 4Q23 | 58,959 | +5.1% |
| 3Q23 | 62,669 | +10.4% |
| 2Q23 | 58,705 | +16.7% |
| 1Q23 | 57,168 | +22.9% |
| 4Q22 | 56,095 | +28.1% |
| 3Q22 | 56,752 | +25.2% |
| 2Q22 | 50,290 | +18.1% |
| 1Q22 | 46,505 | +8.1% |
| 4Q21 | 43,790 | +22.9% |
| 3Q21 | 45,330 | +18.8% |
| 2Q21 | 42,575 | +37.4% |
| 1Q21 | 43,032 | -3.3% |
| 4Q20 | 35,639 | -10.6% |
| 3Q20 | 38,150 | -20.8% |
| 2Q20 | 30,990 | -31.2% |
| 1Q20 | 44,482 | -6.5% |
| 4Q19 | 39,865 | -6.5% |
| 3Q19 | 48,164 | +2.0% |
| 2Q19 | 45,076 | -4.5% |
| 1Q19 | 47,566 | +5.3% |
| 4Q18 | 42,649 | +5.7% |
| 3Q18 | 47,207 | +2.6% |
| 2Q18 | 47,191 | +5.4% |
| 1Q18 | 45,177 | +5.7% |
| 4Q17 | 40,338 | +8.9% |
| 3Q17 | 46,021 | +9.5% |
| 2Q17 | 44,769 | +6.7% |
| 1Q17 | 42,721 | +4.5% |
| 4Q16 | 37,049 | -0.0% |
| 3Q16 | 42,035 | - |
| 2Q16 | 41,939 | - |
| 1Q16 | 40,895 | - |
| 4Q15 | 37,054 | - |