| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 32,374 | -1.9% |
| 2Q26 | 31,251 | -4.1% |
| 1Q26 | 29,027 | -5.3% |
| 4Q25 | 34,019 | -22.9% |
| 3Q25 | 32,999 | -17.0% |
| 2Q25 | 32,582 | -15.1% |
| 1Q25 | 30,658 | -8.1% |
| 4Q24 | 44,103 | +4.5% |
| 3Q24 | 39,767 | +5.6% |
| 2Q24 | 38,382 | +19.8% |
| 1Q24 | 33,359 | +3.8% |
| 4Q23 | 42,223 | -3.4% |
| 3Q23 | 37,651 | +9.2% |
| 2Q23 | 32,046 | -7.4% |
| 1Q23 | 32,135 | +12.6% |
| 4Q22 | 43,713 | +10.0% |
| 3Q22 | 34,484 | -7.5% |
| 2Q22 | 34,599 | -8.4% |
| 1Q22 | 28,533 | -10.3% |
| 4Q21 | 39,738 | -12.5% |
| 3Q21 | 37,278 | +2.1% |
| 2Q21 | 37,788 | +7.4% |
| 1Q21 | 31,796 | +1.7% |
| 4Q20 | 45,435 | +11.2% |
| 3Q20 | 36,507 | +5.3% |
| 2Q20 | 35,178 | +12.1% |
| 1Q20 | 31,259 | +7.7% |
| 4Q19 | 40,859 | +3.8% |
| 3Q19 | 34,669 | -0.6% |
| 2Q19 | 31,394 | +4.0% |
| 1Q19 | 29,029 | +0.8% |
| 4Q18 | 39,378 | +7.6% |
| 3Q18 | 34,882 | +2.9% |
| 2Q18 | 30,196 | -0.5% |
| 1Q18 | 28,810 | +4.5% |
| 4Q17 | 36,602 | +1.9% |
| 3Q17 | 33,899 | +5.4% |
| 2Q17 | 30,338 | -10.0% |
| 1Q17 | 27,559 | -11.1% |
| 4Q16 | 35,918 | - |
| 3Q16 | 32,152 | - |
| 2Q16 | 33,726 | - |
| 1Q16 | 30,988 | - |