| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 28,261 | +16.0% |
| 1Q26 | 25,141 | +1.4% |
| 4Q25 | 28,811 | -5.8% |
| 3Q25 | 24,342 | -15.6% |
| 2Q25 | 24,369 | -8.0% |
| 1Q25 | 24,803 | +5.1% |
| 4Q24 | 30,574 | +7.5% |
| 3Q24 | 28,845 | +16.7% |
| 2Q24 | 26,501 | +8.7% |
| 1Q24 | 23,598 | -0.7% |
| 4Q23 | 28,430 | -9.0% |
| 3Q23 | 24,724 | -9.3% |
| 2Q23 | 24,371 | -1.1% |
| 1Q23 | 23,771 | -3.1% |
| 4Q22 | 31,246 | +2.3% |
| 3Q22 | 27,251 | -7.1% |
| 2Q22 | 24,653 | -16.2% |
| 1Q22 | 24,527 | +8.7% |
| 4Q21 | 30,549 | -3.6% |
| 3Q21 | 29,348 | +22.5% |
| 2Q21 | 29,402 | +8.2% |
| 1Q21 | 22,570 | +16.7% |
| 4Q20 | 31,690 | +5.9% |
| 3Q20 | 23,964 | +23.5% |
| 2Q20 | 27,166 | +19.5% |
| 1Q20 | 19,345 | +8.1% |
| 4Q19 | 29,918 | +39.8% |
| 3Q19 | 19,398 | +31.2% |
| 2Q19 | 22,730 | +30.5% |
| 1Q19 | 17,897 | +7.7% |
| 4Q18 | 21,404 | +6.8% |
| 3Q18 | 14,783 | -4.3% |
| 2Q18 | 17,417 | +0.9% |
| 1Q18 | 16,620 | +25.3% |
| 4Q17 | 20,043 | -7.0% |
| 3Q17 | 15,450 | +3.2% |
| 2Q17 | 17,267 | - |
| 1Q17 | 13,259 | - |
| 4Q16 | 21,556 | - |
| 3Q16 | 14,968 | - |