| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 42,622 | +7.9% |
| 2Q26 | 41,524 | +9.8% |
| 1Q26 | 38,191 | +4.8% |
| 4Q25 | 37,326 | +3.3% |
| 3Q25 | 39,513 | +12.4% |
| 2Q25 | 37,835 | +8.3% |
| 1Q25 | 36,428 | +6.3% |
| 4Q24 | 36,147 | +16.7% |
| 3Q24 | 35,161 | +4.5% |
| 2Q24 | 34,924 | -2.1% |
| 1Q24 | 34,258 | +9.4% |
| 4Q23 | 30,987 | +0.1% |
| 3Q23 | 33,652 | +4.3% |
| 2Q23 | 35,687 | +30.7% |
| 1Q23 | 31,301 | +3.2% |
| 4Q22 | 30,954 | -3.5% |
| 3Q22 | 32,261 | +5.9% |
| 2Q22 | 27,303 | -8.6% |
| 1Q22 | 30,319 | +22.9% |
| 4Q21 | 32,075 | +7.3% |
| 3Q21 | 30,455 | -1.2% |
| 2Q21 | 29,861 | +5.6% |
| 1Q21 | 24,676 | -12.1% |
| 4Q20 | 29,899 | +8.8% |
| 3Q20 | 30,835 | +10.0% |
| 2Q20 | 28,268 | +4.0% |
| 1Q20 | 28,057 | +4.8% |
| 4Q19 | 27,487 | +0.1% |
| 3Q19 | 28,024 | +8.9% |
| 2Q19 | 27,183 | +8.7% |
| 1Q19 | 26,767 | +10.3% |
| 4Q18 | 27,463 | +11.5% |
| 3Q18 | 25,724 | +4.9% |
| 2Q18 | 25,016 | +9.5% |
| 1Q18 | 24,272 | +4.4% |
| 4Q17 | 24,630 | -2.7% |
| 3Q17 | 24,534 | -0.2% |
| 2Q17 | 22,851 | - |
| 1Q17 | 23,238 | - |
| 4Q16 | 25,324 | - |
| 3Q16 | 24,575 | - |