| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 398,545 | +4.2% |
| 1Q26 | 397,679 | +7.9% |
| 4Q25 | 397,619 | +4.0% |
| 3Q25 | 377,981 | +4.5% |
| 2Q25 | 382,372 | +6.2% |
| 1Q25 | 368,529 | +7.6% |
| 4Q24 | 382,231 | +1.5% |
| 3Q24 | 361,870 | +5.2% |
| 2Q24 | 360,111 | +3.9% |
| 1Q24 | 342,477 | +3.2% |
| 4Q23 | 376,747 | +9.1% |
| 3Q23 | 343,989 | +4.1% |
| 2Q23 | 346,514 | +2.8% |
| 1Q23 | 331,928 | +7.1% |
| 4Q22 | 345,291 | +7.3% |
| 3Q22 | 330,487 | +5.6% |
| 2Q22 | 337,056 | +6.4% |
| 1Q22 | 310,026 | +3.9% |
| 4Q21 | 321,887 | -9.7% |
| 3Q21 | 313,093 | +0.8% |
| 2Q21 | 316,708 | -4.9% |
| 1Q21 | 298,361 | -1.7% |
| 4Q20 | 356,424 | +4.6% |
| 3Q20 | 310,634 | +0.5% |
| 2Q20 | 333,104 | -1.4% |
| 1Q20 | 303,667 | -1.3% |
| 4Q19 | 340,659 | +5.2% |
| 3Q19 | 308,941 | +0.2% |
| 2Q19 | 337,944 | +3.9% |
| 1Q19 | 307,590 | +1.7% |
| 4Q18 | 323,802 | +1.6% |
| 3Q18 | 308,415 | +3.6% |
| 2Q18 | 325,167 | +3.5% |
| 1Q18 | 302,586 | +7.7% |
| 4Q17 | 318,725 | +7.7% |
| 3Q17 | 297,618 | +2.6% |
| 2Q17 | 314,269 | - |
| 1Q17 | 280,904 | - |
| 4Q16 | 295,899 | - |
| 3Q16 | 290,003 | - |