| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 37,151 | -11.0% |
| 2Q26 | 38,438 | +0.9% |
| 1Q26 | 38,453 | +5.7% |
| 4Q25 | 35,590 | +6.5% |
| 3Q25 | 41,753 | +18.1% |
| 2Q25 | 38,102 | +6.2% |
| 1Q25 | 36,365 | +4.5% |
| 4Q24 | 33,432 | +3.6% |
| 3Q24 | 35,347 | +5.9% |
| 2Q24 | 35,886 | +8.4% |
| 1Q24 | 34,798 | +3.6% |
| 4Q23 | 32,283 | +14.2% |
| 3Q23 | 33,362 | +26.8% |
| 2Q23 | 33,113 | +14.2% |
| 1Q23 | 33,597 | +21.1% |
| 4Q22 | 28,258 | +12.7% |
| 3Q22 | 26,318 | +1.9% |
| 2Q22 | 28,993 | +8.3% |
| 1Q22 | 27,742 | +0.3% |
| 4Q21 | 25,069 | -4.7% |
| 3Q21 | 25,819 | -6.3% |
| 2Q21 | 26,775 | -1.0% |
| 1Q21 | 27,649 | -4.4% |
| 4Q20 | 26,311 | +1.2% |
| 3Q20 | 27,551 | +5.7% |
| 2Q20 | 27,042 | +4.3% |
| 1Q20 | 28,934 | +7.9% |
| 4Q19 | 25,987 | +4.2% |
| 3Q19 | 26,067 | +12.2% |
| 2Q19 | 25,928 | +7.0% |
| 1Q19 | 26,804 | +10.2% |
| 4Q18 | 24,947 | +16.6% |
| 3Q18 | 23,230 | -1.7% |
| 2Q18 | 24,238 | +4.7% |
| 1Q18 | 24,328 | -0.1% |
| 4Q17 | 21,395 | -8.7% |
| 3Q17 | 23,634 | -3.3% |
| 2Q17 | 23,148 | - |
| 1Q17 | 24,352 | - |
| 4Q16 | 23,425 | - |
| 3Q16 | 24,444 | - |