| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 13,655 | +1.6% |
| 1Q26 | 10,850 | -14.0% |
| 4Q25 | 13,099 | -8.4% |
| 3Q25 | 13,809 | -8.3% |
| 2Q25 | 13,435 | -4.5% |
| 1Q25 | 12,620 | -6.4% |
| 4Q24 | 14,296 | +3.6% |
| 3Q24 | 15,060 | +7.3% |
| 2Q24 | 14,065 | +11.9% |
| 1Q24 | 13,489 | +31.2% |
| 4Q23 | 13,793 | +10.1% |
| 3Q23 | 14,032 | +20.5% |
| 2Q23 | 12,568 | +24.5% |
| 1Q23 | 10,283 | +12.1% |
| 4Q22 | 12,533 | +4.6% |
| 3Q22 | 11,647 | +14.5% |
| 2Q22 | 10,092 | +7.6% |
| 1Q22 | 9,176 | -9.6% |
| 4Q21 | 11,985 | -6.8% |
| 3Q21 | 10,169 | -16.9% |
| 2Q21 | 9,382 | -25.7% |
| 1Q21 | 10,147 | -3.9% |
| 4Q20 | 12,860 | +4.5% |
| 3Q20 | 12,240 | +8.0% |
| 2Q20 | 12,626 | +21.4% |
| 1Q20 | 10,562 | +15.9% |
| 4Q19 | 12,303 | +14.9% |
| 3Q19 | 11,333 | +12.6% |
| 2Q19 | 10,398 | +14.0% |
| 1Q19 | 9,111 | +11.1% |
| 4Q18 | 10,706 | +5.6% |
| 3Q18 | 10,067 | +6.3% |
| 2Q18 | 9,125 | -0.8% |
| 1Q18 | 8,201 | +1.7% |
| 4Q17 | 10,139 | -2.2% |
| 3Q17 | 9,468 | -6.4% |
| 2Q17 | 9,203 | - |
| 1Q17 | 8,063 | - |
| 4Q16 | 10,365 | - |
| 3Q16 | 10,113 | - |