| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,121 | -1.8% |
| 4Q25 | 2,084 | -0.5% |
| 3Q25 | 2,167 | +2.9% |
| 2Q25 | 2,128 | +3.1% |
| 1Q25 | 2,159 | +2.5% |
| 4Q24 | 2,095 | +3.5% |
| 3Q24 | 2,105 | +5.9% |
| 2Q24 | 2,064 | +5.3% |
| 1Q24 | 2,106 | +4.7% |
| 4Q23 | 2,023 | +4.1% |
| 3Q23 | 1,987 | -1.1% |
| 2Q23 | 1,959 | +2.9% |
| 1Q23 | 2,012 | +3.6% |
| 4Q22 | 1,944 | +2.1% |
| 3Q22 | 2,008 | +4.2% |
| 2Q22 | 1,903 | +0.8% |
| 1Q22 | 1,943 | +6.5% |
| 4Q21 | 1,904 | -0.3% |
| 3Q21 | 1,927 | -4.5% |
| 2Q21 | 1,889 | -6.7% |
| 1Q21 | 1,823 | -9.2% |
| 4Q20 | 1,911 | -0.6% |
| 3Q20 | 2,019 | +3.1% |
| 2Q20 | 2,024 | +5.2% |
| 1Q20 | 2,009 | +4.4% |
| 4Q19 | 1,923 | +3.5% |
| 3Q19 | 1,957 | +2.5% |
| 2Q19 | 1,925 | +5.5% |
| 1Q19 | 1,924 | +3.3% |
| 4Q18 | 1,858 | +7.5% |
| 3Q18 | 1,909 | +5.5% |
| 2Q18 | 1,824 | -1.3% |
| 1Q18 | 1,863 | -2.5% |
| 4Q17 | 1,729 | -3.2% |
| 3Q17 | 1,809 | -1.5% |
| 2Q17 | 1,849 | - |
| 1Q17 | 1,911 | - |
| 4Q16 | 1,787 | - |
| 3Q16 | 1,836 | - |