| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 13,015 | -3.6% |
| 1Q26 | 12,367 | +4.5% |
| 4Q25 | 10,869 | -4.4% |
| 3Q25 | 12,043 | -9.8% |
| 2Q25 | 13,497 | +5.7% |
| 1Q25 | 11,838 | +13.3% |
| 4Q24 | 11,370 | +8.2% |
| 3Q24 | 13,349 | -1.3% |
| 2Q24 | 12,765 | -13.3% |
| 1Q24 | 10,446 | -21.1% |
| 4Q23 | 10,505 | -16.1% |
| 3Q23 | 13,525 | -6.1% |
| 2Q23 | 14,724 | +18.8% |
| 1Q23 | 13,242 | +18.3% |
| 4Q22 | 12,527 | +34.9% |
| 3Q22 | 14,411 | +42.2% |
| 2Q22 | 12,394 | +31.4% |
| 1Q22 | 11,193 | +29.8% |
| 4Q21 | 9,286 | +8.1% |
| 3Q21 | 10,137 | +12.2% |
| 2Q21 | 9,431 | +2.8% |
| 1Q21 | 8,621 | -9.3% |
| 4Q20 | 8,590 | -4.8% |
| 3Q20 | 9,035 | -15.4% |
| 2Q20 | 9,176 | -5.7% |
| 1Q20 | 9,508 | -4.5% |
| 4Q19 | 9,025 | -13.8% |
| 3Q19 | 10,681 | +1.3% |
| 2Q19 | 9,735 | -23.3% |
| 1Q19 | 9,954 | -23.4% |
| 4Q18 | 10,475 | -19.7% |
| 3Q18 | 10,547 | -4.6% |
| 2Q18 | 12,687 | +35.7% |
| 1Q18 | 12,996 | +62.3% |
| 4Q17 | 13,045 | +58.8% |
| 3Q17 | 11,055 | +7.5% |
| 2Q17 | 9,347 | - |
| 1Q17 | 8,007 | - |
| 4Q16 | 8,216 | - |
| 3Q16 | 10,286 | - |