| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 36,967 | +2.7% |
| 1Q26 | 35,431 | +4.0% |
| 4Q25 | 37,762 | +12.6% |
| 3Q25 | 35,788 | +10.6% |
| 2Q25 | 36,000 | +9.3% |
| 1Q25 | 34,071 | +10.6% |
| 4Q24 | 33,535 | +6.6% |
| 3Q24 | 32,351 | +5.0% |
| 2Q24 | 32,934 | +6.4% |
| 1Q24 | 30,808 | +12.1% |
| 4Q23 | 31,449 | +21.7% |
| 3Q23 | 30,808 | +26.8% |
| 2Q23 | 30,942 | +32.8% |
| 1Q23 | 27,488 | +31.1% |
| 4Q22 | 25,842 | +22.2% |
| 3Q22 | 24,299 | +21.3% |
| 2Q22 | 23,296 | +16.2% |
| 1Q22 | 20,966 | +31.1% |
| 4Q21 | 21,139 | -10.6% |
| 3Q21 | 20,035 | -13.1% |
| 2Q21 | 20,041 | -14.0% |
| 1Q21 | 15,995 | -28.6% |
| 4Q20 | 23,643 | +5.4% |
| 3Q20 | 23,066 | +6.3% |
| 2Q20 | 23,301 | +5.0% |
| 1Q20 | 22,391 | +9.0% |
| 4Q19 | 22,429 | +5.6% |
| 3Q19 | 21,692 | +3.4% |
| 2Q19 | 22,195 | +5.7% |
| 1Q19 | 20,542 | +3.5% |
| 4Q18 | 21,239 | +3.8% |
| 3Q18 | 20,982 | +7.7% |
| 2Q18 | 20,998 | +6.3% |
| 1Q18 | 19,848 | +3.7% |
| 4Q17 | 20,456 | +7.4% |
| 3Q17 | 19,484 | +5.5% |
| 2Q17 | 19,755 | - |
| 1Q17 | 19,145 | - |
| 4Q16 | 19,044 | - |
| 3Q16 | 18,474 | - |