| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 25,871 | -6.8% |
| 1Q26 | 26,085 | +19.0% |
| 4Q25 | 28,762 | +2.2% |
| 3Q25 | 25,357 | +15.4% |
| 2Q25 | 27,765 | +24.6% |
| 1Q25 | 21,926 | +15.6% |
| 4Q24 | 28,144 | +10.4% |
| 3Q24 | 21,974 | +20.4% |
| 2Q24 | 22,276 | +16.3% |
| 1Q24 | 18,962 | +13.2% |
| 4Q23 | 25,492 | +16.1% |
| 3Q23 | 18,251 | -2.4% |
| 2Q23 | 19,149 | +9.9% |
| 1Q23 | 16,749 | +15.4% |
| 4Q22 | 21,965 | -9.6% |
| 3Q22 | 18,698 | -22.9% |
| 2Q22 | 17,424 | -9.0% |
| 1Q22 | 14,512 | +8.4% |
| 4Q21 | 24,309 | +27.4% |
| 3Q21 | 24,253 | -5.0% |
| 2Q21 | 19,145 | -10.6% |
| 1Q21 | 13,391 | -24.1% |
| 4Q20 | 19,082 | -18.1% |
| 3Q20 | 25,522 | +2.1% |
| 2Q20 | 21,411 | -12.3% |
| 1Q20 | 17,632 | +17.6% |
| 4Q19 | 23,291 | +4.2% |
| 3Q19 | 25,000 | +33.2% |
| 2Q19 | 24,411 | +22.6% |
| 1Q19 | 14,994 | -13.8% |
| 4Q18 | 22,346 | +8.3% |
| 3Q18 | 18,763 | -7.7% |
| 2Q18 | 19,908 | +1.7% |
| 1Q18 | 17,396 | +37.0% |
| 4Q17 | 20,627 | -4.5% |
| 3Q17 | 20,321 | +12.8% |
| 2Q17 | 19,581 | +12.6% |
| 1Q17 | 12,696 | +15.5% |
| 4Q16 | 21,608 | - |
| 3Q16 | 18,021 | - |
| 2Q16 | 17,395 | - |
| 1Q16 | 10,991 | - |