| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,684 | -7.7% |
| 3Q25 | 1,496 | -19.7% |
| 2Q25 | 1,429 | -20.9% |
| 1Q25 | 1,415 | -15.6% |
| 4Q24 | 1,824 | -9.7% |
| 3Q24 | 1,863 | -22.8% |
| 2Q24 | 1,808 | -13.4% |
| 1Q24 | 1,677 | -31.3% |
| 4Q23 | 2,020 | -40.5% |
| 3Q23 | 2,414 | -28.3% |
| 2Q23 | 2,087 | -41.9% |
| 1Q23 | 2,441 | -30.3% |
| 4Q22 | 3,394 | -23.7% |
| 3Q22 | 3,367 | -36.7% |
| 2Q22 | 3,594 | -32.7% |
| 1Q22 | 3,502 | -42.3% |
| 4Q21 | 4,447 | -31.3% |
| 3Q21 | 5,321 | -30.1% |
| 2Q21 | 5,343 | -20.7% |
| 1Q21 | 6,065 | -1.2% |
| 4Q20 | 6,471 | -10.6% |
| 3Q20 | 7,613 | +29.0% |
| 2Q20 | 6,735 | +10.2% |
| 1Q20 | 6,141 | +27.3% |
| 4Q19 | 7,243 | +32.9% |
| 3Q19 | 5,904 | -2.4% |
| 2Q19 | 6,110 | +13.9% |
| 1Q19 | 4,823 | -8.3% |
| 4Q18 | 5,449 | -1.3% |
| 3Q18 | 6,051 | +29.7% |
| 2Q18 | 5,365 | +50.8% |
| 1Q18 | 5,260 | +51.8% |
| 4Q17 | 5,522 | +44.5% |
| 3Q17 | 4,667 | +21.9% |
| 2Q17 | 3,557 | +15.0% |
| 1Q17 | 3,466 | -5.4% |
| 4Q16 | 3,822 | +12.6% |
| 3Q16 | 3,828 | - |
| 2Q16 | 3,095 | - |
| 1Q16 | 3,664 | - |
| 4Q15 | 3,394 | - |