| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 15,777 | -3.2% |
| 1Q26 | 13,553 | -4.8% |
| 4Q25 | 18,061 | -12.1% |
| 3Q25 | 16,596 | +5.0% |
| 2Q25 | 16,297 | -2.5% |
| 1Q25 | 14,236 | +11.1% |
| 4Q24 | 20,543 | +3.7% |
| 3Q24 | 15,799 | +7.3% |
| 2Q24 | 16,722 | -0.9% |
| 1Q24 | 12,811 | -0.1% |
| 4Q23 | 19,808 | +5.6% |
| 3Q23 | 14,728 | -3.2% |
| 2Q23 | 16,880 | -2.4% |
| 1Q23 | 12,828 | -3.1% |
| 4Q22 | 18,766 | -36.0% |
| 3Q22 | 15,214 | -28.6% |
| 2Q22 | 17,294 | -9.2% |
| 1Q22 | 13,244 | -11.6% |
| 4Q21 | 29,317 | +28.8% |
| 3Q21 | 21,316 | +31.5% |
| 2Q21 | 19,039 | -20.6% |
| 1Q21 | 14,989 | -7.9% |
| 4Q20 | 22,762 | -8.7% |
| 3Q20 | 16,210 | -17.5% |
| 2Q20 | 23,976 | +32.6% |
| 1Q20 | 16,269 | +8.2% |
| 4Q19 | 24,925 | -4.7% |
| 3Q19 | 19,657 | +13.8% |
| 2Q19 | 18,082 | -5.2% |
| 1Q19 | 15,034 | +3.0% |
| 4Q18 | 26,165 | +5.3% |
| 3Q18 | 17,271 | +6.3% |
| 2Q18 | 19,067 | +12.6% |
| 1Q18 | 14,599 | +7.2% |
| 4Q17 | 24,858 | +8.1% |
| 3Q17 | 16,242 | 0.0% |
| 2Q17 | 16,931 | - |
| 1Q17 | 13,618 | - |
| 4Q16 | 22,996 | - |
| 3Q16 | 16,242 | - |