| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,185 | +1.3% |
| 2Q26 | 1,043 | +5.2% |
| 1Q26 | 911 | +2.6% |
| 4Q25 | 1,377 | -6.3% |
| 3Q25 | 1,170 | +0.7% |
| 2Q25 | 991 | +20.7% |
| 1Q25 | 888 | +0.5% |
| 4Q24 | 1,469 | +27.5% |
| 3Q24 | 1,162 | -6.6% |
| 2Q24 | 822 | -8.0% |
| 1Q24 | 884 | +18.7% |
| 4Q23 | 1,153 | +3.6% |
| 3Q23 | 1,243 | +68.4% |
| 2Q23 | 893 | +24.2% |
| 1Q23 | 745 | -3.5% |
| 4Q22 | 1,112 | -14.3% |
| 3Q22 | 738 | -25.5% |
| 2Q22 | 718 | -14.2% |
| 1Q22 | 772 | +8.8% |
| 4Q21 | 1,298 | -6.7% |
| 3Q21 | 991 | +7.9% |
| 2Q21 | 838 | -9.0% |
| 1Q21 | 709 | -19.2% |
| 4Q20 | 1,391 | -2.8% |
| 3Q20 | 919 | -10.1% |
| 2Q20 | 921 | +3.2% |
| 1Q20 | 877 | +1.6% |
| 4Q19 | 1,431 | +13.7% |
| 3Q19 | 1,022 | +9.6% |
| 2Q19 | 892 | +1.1% |
| 1Q19 | 863 | +20.3% |
| 4Q18 | 1,259 | +12.8% |
| 3Q18 | 933 | -1.2% |
| 2Q18 | 883 | +6.1% |
| 1Q18 | 718 | -4.1% |
| 4Q17 | 1,116 | -8.8% |
| 3Q17 | 944 | -0.7% |
| 2Q17 | 832 | - |
| 1Q17 | 749 | - |
| 4Q16 | 1,224 | - |
| 3Q16 | 951 | - |