| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 128,742 | +9.4% |
| 3Q26 | 128,523 | +8.0% |
| 2Q26 | 120,183 | +3.0% |
| 1Q26 | 115,478 | -0.7% |
| 4Q25 | 117,704 | +7.0% |
| 3Q25 | 118,962 | +6.1% |
| 2Q25 | 116,730 | +9.0% |
| 1Q25 | 116,350 | +13.1% |
| 4Q24 | 110,043 | +5.6% |
| 3Q24 | 112,146 | +3.5% |
| 2Q24 | 107,050 | +1.5% |
| 1Q24 | 102,874 | +6.7% |
| 4Q23 | 104,160 | +16.2% |
| 3Q23 | 108,384 | +23.4% |
| 2Q23 | 105,492 | +29.9% |
| 1Q23 | 96,436 | +22.1% |
| 4Q22 | 89,636 | +19.6% |
| 3Q22 | 87,817 | +20.3% |
| 2Q22 | 81,197 | +11.3% |
| 1Q22 | 78,959 | +22.5% |
| 4Q21 | 74,926 | +6.3% |
| 3Q21 | 72,985 | -4.5% |
| 2Q21 | 72,924 | +3.6% |
| 1Q21 | 64,454 | -7.5% |
| 4Q20 | 70,500 | +2.3% |
| 3Q20 | 76,395 | +7.0% |
| 2Q20 | 70,382 | +0.5% |
| 1Q20 | 69,701 | +3.3% |
| 4Q19 | 68,885 | +7.2% |
| 3Q19 | 71,392 | +5.9% |
| 2Q19 | 70,056 | +8.2% |
| 1Q19 | 67,472 | +5.4% |
| 4Q18 | 64,264 | +5.5% |
| 3Q18 | 67,389 | +5.6% |
| 2Q18 | 64,740 | +10.4% |
| 1Q18 | 64,033 | +8.7% |
| 4Q17 | 60,940 | -0.0% |
| 3Q17 | 63,809 | -2.6% |
| 2Q17 | 58,664 | -4.1% |
| 1Q17 | 58,930 | -2.6% |
| 4Q16 | 60,963 | - |
| 3Q16 | 65,540 | - |
| 2Q16 | 61,178 | - |
| 1Q16 | 60,534 | - |