| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 36,678 | +4.6% |
| 3Q25 | 34,010 | -1.6% |
| 2Q25 | 34,017 | -3.8% |
| 1Q25 | 32,759 | +3.0% |
| 4Q24 | 35,080 | +2.9% |
| 3Q24 | 34,553 | +1.5% |
| 2Q24 | 35,354 | +5.0% |
| 1Q24 | 31,795 | -15.8% |
| 4Q23 | 34,103 | -18.2% |
| 3Q23 | 34,052 | -19.5% |
| 2Q23 | 33,680 | -10.6% |
| 1Q23 | 37,777 | +16.9% |
| 4Q22 | 41,676 | +26.3% |
| 3Q22 | 42,275 | +55.1% |
| 2Q22 | 37,654 | +51.4% |
| 1Q22 | 32,325 | +41.7% |
| 4Q21 | 33,002 | +41.8% |
| 3Q21 | 27,264 | +25.2% |
| 2Q21 | 24,877 | +27.1% |
| 1Q21 | 22,817 | +2.3% |
| 4Q20 | 23,274 | -6.2% |
| 3Q20 | 21,769 | -5.2% |
| 2Q20 | 19,571 | -15.2% |
| 1Q20 | 22,297 | +3.6% |
| 4Q19 | 24,815 | +0.5% |
| 3Q19 | 22,964 | +2.4% |
| 2Q19 | 23,080 | +2.5% |
| 1Q19 | 21,515 | -2.9% |
| 4Q18 | 24,700 | -1.2% |
| 3Q18 | 22,423 | -1.3% |
| 2Q18 | 22,509 | +0.7% |
| 1Q18 | 22,147 | +2.5% |
| 4Q17 | 24,989 | +13.5% |
| 3Q17 | 22,726 | +3.8% |
| 2Q17 | 22,352 | +5.2% |
| 1Q17 | 21,607 | -0.8% |
| 4Q16 | 22,012 | -11.4% |
| 3Q16 | 21,903 | -3.9% |
| 2Q16 | 21,249 | - |
| 1Q16 | 21,788 | - |
| 4Q15 | 24,841 | - |
| 3Q15 | 22,801 | - |