| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,040 | -2.5% |
| 1Q26 | 1,117 | +0.8% |
| 3Q25 | 1,197 | +3.2% |
| 2Q25 | 1,067 | +14.5% |
| 1Q25 | 1,107 | +8.8% |
| 3Q24 | 1,160 | +21.4% |
| 2Q24 | 932 | -9.2% |
| 1Q24 | 1,018 | +7.8% |
| 3Q23 | 955 | +21.3% |
| 2Q22 | 1,026 | +25.7% |
| 1Q23 | 944 | +5.8% |
| 3Q22 | 787 | +22.3% |
| 1Q22 | 893 | +5.8% |
| 3Q20 | 643 | -37.7% |
| 2Q21 | 816 | -15.5% |
| 1Q21 | 844 | -13.0% |
| 2Q20 | 966 | - |
| 1Q20 | 970 | +4.7% |
| 3Q19 | 1,033 | +4.3% |
| 1Q19 | 926 | +8.9% |
| 3Q18 | 991 | +11.2% |
| 2Q18 | 875 | +2.6% |
| 1Q18 | 850 | -3.9% |
| 3Q17 | 891 | -10.6% |
| 2Q17 | 853 | -9.3% |
| 1Q17 | 884 | -8.9% |
| 3Q16 | 996 | - |
| 2Q16 | 941 | - |
| 1Q16 | 971 | - |