| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 17,191 | +11.2% |
| 3Q26 | 17,632 | +4.6% |
| 2Q26 | 17,239 | +25.2% |
| 1Q26 | 13,658 | +19.1% |
| 4Q25 | 15,462 | +10.3% |
| 3Q25 | 16,855 | +10.2% |
| 2Q25 | 13,765 | -2.8% |
| 1Q25 | 11,466 | -16.1% |
| 4Q24 | 14,012 | -16.9% |
| 3Q24 | 15,298 | -9.7% |
| 2Q24 | 14,164 | +8.3% |
| 1Q24 | 13,659 | +14.2% |
| 4Q23 | 16,866 | +23.3% |
| 3Q23 | 16,944 | +12.8% |
| 2Q23 | 13,081 | -3.1% |
| 1Q23 | 11,958 | -12.1% |
| 4Q22 | 13,681 | -23.3% |
| 3Q22 | 15,023 | -7.7% |
| 2Q22 | 13,504 | +5.7% |
| 1Q22 | 13,608 | +5.4% |
| 4Q21 | 17,836 | +9.0% |
| 3Q21 | 16,280 | +6.9% |
| 2Q21 | 12,778 | -13.2% |
| 1Q21 | 12,906 | -0.1% |
| 4Q20 | 16,365 | +1.6% |
| 3Q20 | 15,234 | +12.6% |
| 2Q20 | 14,722 | +1.3% |
| 1Q20 | 12,921 | +6.6% |
| 4Q19 | 16,101 | +11.8% |
| 3Q19 | 13,528 | -3.3% |
| 2Q19 | 14,528 | +7.9% |
| 1Q19 | 12,116 | +23.3% |
| 4Q18 | 14,398 | -5.1% |
| 3Q18 | 13,991 | +3.9% |
| 2Q18 | 13,465 | -14.4% |
| 1Q18 | 9,828 | -11.5% |
| 4Q17 | 15,169 | -3.8% |
| 3Q17 | 13,470 | -4.5% |
| 2Q17 | 15,733 | - |
| 1Q17 | 11,111 | - |
| 4Q16 | 15,762 | - |
| 3Q16 | 14,110 | - |