| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 18,516 | +3.9% |
| 2Q26 | 21,027 | +0.3% |
| 1Q26 | 19,182 | -1.8% |
| 4Q25 | 19,117 | -4.3% |
| 3Q25 | 17,827 | +2.3% |
| 2Q25 | 20,966 | -3.7% |
| 1Q25 | 19,525 | -6.3% |
| 4Q24 | 19,973 | +4.7% |
| 3Q24 | 17,426 | -10.3% |
| 2Q24 | 21,772 | -10.1% |
| 1Q24 | 20,843 | -8.9% |
| 4Q23 | 19,082 | +12.1% |
| 3Q23 | 19,419 | +7.9% |
| 2Q23 | 24,221 | +23.6% |
| 1Q23 | 22,874 | +12.4% |
| 4Q22 | 17,027 | +5.9% |
| 3Q22 | 17,996 | +8.9% |
| 2Q22 | 19,596 | +8.6% |
| 1Q22 | 20,352 | +55.5% |
| 4Q21 | 16,079 | +14.9% |
| 3Q21 | 16,519 | +30.5% |
| 2Q21 | 18,036 | +17.7% |
| 1Q21 | 13,092 | -7.3% |
| 4Q20 | 13,998 | -0.7% |
| 3Q20 | 12,654 | -2.9% |
| 2Q20 | 15,318 | +1.0% |
| 1Q20 | 14,120 | +2.6% |
| 4Q19 | 14,100 | +0.4% |
| 3Q19 | 13,032 | +5.4% |
| 2Q19 | 15,160 | +3.4% |
| 1Q19 | 13,758 | -1.0% |
| 4Q18 | 14,049 | +6.7% |
| 3Q18 | 12,360 | +13.8% |
| 2Q18 | 14,658 | +11.9% |
| 1Q18 | 13,890 | +5.4% |
| 4Q17 | 13,168 | +1.6% |
| 3Q17 | 10,863 | -8.0% |
| 2Q17 | 13,100 | - |
| 1Q17 | 13,176 | - |
| 4Q16 | 12,967 | - |
| 3Q16 | 11,805 | - |