| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 391,263 | +4.7% |
| 4Q25 | 380,529 | +6.1% |
| 3Q25 | 384,797 | +7.8% |
| 2Q25 | 390,892 | +6.9% |
| 1Q25 | 373,807 | +6.5% |
| 4Q24 | 358,504 | +8.7% |
| 3Q24 | 357,072 | +8.0% |
| 2Q24 | 365,497 | +5.4% |
| 1Q24 | 351,106 | +6.6% |
| 4Q23 | 329,676 | +3.8% |
| 3Q23 | 330,688 | +3.2% |
| 2Q23 | 346,612 | +4.5% |
| 1Q23 | 329,417 | +3.6% |
| 4Q22 | 317,731 | +1.5% |
| 3Q22 | 320,347 | +8.0% |
| 2Q22 | 331,817 | +8.2% |
| 1Q22 | 317,997 | +7.8% |
| 4Q21 | 313,059 | +4.5% |
| 3Q21 | 296,585 | +2.2% |
| 2Q21 | 306,648 | +0.6% |
| 1Q21 | 295,019 | -3.6% |
| 4Q20 | 299,715 | +2.8% |
| 3Q20 | 290,120 | +0.4% |
| 2Q20 | 304,880 | +56.8% |
| 1Q20 | 306,116 | +67.0% |
| 4Q19 | 291,474 | +66.6% |
| 3Q19 | 289,068 | +60.7% |
| 2Q19 | 194,457 | +8.9% |
| 1Q19 | 183,348 | +11.7% |
| 4Q18 | 174,976 | +13.5% |
| 3Q18 | 179,887 | +20.7% |
| 2Q18 | 178,489 | +11.6% |
| 1Q18 | 164,165 | +11.6% |
| 4Q17 | 154,136 | +9.9% |
| 3Q17 | 149,028 | +9.7% |
| 2Q17 | 159,951 | +10.7% |
| 1Q17 | 147,103 | +7.4% |
| 4Q16 | 140,286 | - |
| 3Q16 | 135,909 | - |
| 2Q16 | 144,540 | - |
| 1Q16 | 136,964 | - |