| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 16,754 | +1.0% |
| 3Q25 | 17,980 | +6.6% |
| 2Q25 | 15,194 | -5.1% |
| 1Q25 | 15,495 | +8.1% |
| 4Q24 | 16,591 | +11.2% |
| 3Q24 | 16,866 | +12.3% |
| 2Q24 | 16,004 | +12.5% |
| 1Q24 | 14,330 | +8.5% |
| 4Q23 | 14,922 | +6.4% |
| 3Q23 | 15,017 | -2.3% |
| 2Q23 | 14,230 | +7.3% |
| 1Q23 | 13,205 | +5.3% |
| 4Q22 | 14,023 | +10.8% |
| 3Q22 | 15,368 | +11.4% |
| 2Q22 | 13,262 | -4.3% |
| 1Q22 | 12,536 | -17.0% |
| 4Q21 | 12,661 | -20.1% |
| 3Q21 | 13,796 | -20.6% |
| 2Q21 | 13,860 | -9.4% |
| 1Q21 | 15,096 | -1.8% |
| 4Q20 | 15,854 | +19.1% |
| 3Q20 | 17,381 | +21.2% |
| 2Q20 | 15,298 | +5.7% |
| 1Q20 | 15,373 | +25.3% |
| 4Q19 | 13,313 | +19.8% |
| 3Q19 | 14,344 | +7.5% |
| 2Q19 | 14,475 | +9.0% |
| 1Q19 | 12,272 | -1.1% |
| 4Q18 | 11,114 | -15.0% |
| 3Q18 | 13,341 | +5.5% |
| 2Q18 | 13,279 | +23.8% |
| 1Q18 | 12,414 | +7.4% |
| 4Q17 | 13,075 | +31.2% |
| 3Q17 | 12,645 | +4.7% |
| 2Q17 | 10,726 | - |
| 1Q17 | 11,562 | - |
| 4Q16 | 9,969 | - |
| 3Q16 | 12,082 | - |