| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 10,731 | +5.6% |
| 3Q25 | 10,001 | +14.5% |
| 2Q25 | 9,903 | +3.2% |
| 1Q25 | 10,229 | +5.6% |
| 4Q24 | 10,159 | +2.0% |
| 3Q24 | 8,737 | +14.1% |
| 2Q24 | 9,596 | +8.1% |
| 1Q24 | 9,688 | +5.4% |
| 4Q23 | 9,957 | +33.9% |
| 3Q23 | 7,654 | -11.5% |
| 2Q23 | 8,875 | +5.4% |
| 1Q23 | 9,192 | +8.8% |
| 4Q22 | 7,437 | -17.8% |
| 3Q22 | 8,649 | -1.8% |
| 2Q22 | 8,423 | -17.5% |
| 1Q22 | 8,450 | -11.1% |
| 4Q21 | 9,051 | -24.1% |
| 3Q21 | 8,809 | -9.4% |
| 2Q21 | 10,204 | +8.4% |
| 1Q21 | 9,502 | -0.8% |
| 4Q20 | 11,923 | +19.2% |
| 3Q20 | 9,726 | +8.1% |
| 2Q20 | 9,412 | +0.7% |
| 1Q20 | 9,580 | -7.0% |
| 4Q19 | 10,006 | -2.2% |
| 3Q19 | 8,998 | +12.6% |
| 2Q19 | 9,351 | +7.2% |
| 1Q19 | 10,304 | +12.0% |
| 4Q18 | 10,227 | +15.9% |
| 3Q18 | 7,994 | -6.5% |
| 2Q18 | 8,720 | +2.3% |
| 1Q18 | 9,198 | +6.1% |
| 4Q17 | 8,824 | +3.9% |
| 3Q17 | 8,546 | +7.0% |
| 2Q17 | 8,526 | - |
| 1Q17 | 8,669 | - |
| 4Q16 | 8,496 | - |
| 3Q16 | 7,989 | - |