| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 12,217 | +9.8% |
| 3Q25 | 11,356 | -6.2% |
| 2Q25 | 11,590 | -5.7% |
| 1Q25 | 10,716 | -15.5% |
| 4Q24 | 11,126 | -0.3% |
| 3Q24 | 12,102 | +13.4% |
| 2Q24 | 12,288 | +16.1% |
| 1Q24 | 12,686 | +13.2% |
| 4Q23 | 11,162 | -6.4% |
| 3Q23 | 10,674 | -27.9% |
| 2Q23 | 10,584 | -36.9% |
| 1Q23 | 11,211 | -29.4% |
| 4Q22 | 11,928 | -19.1% |
| 3Q22 | 14,799 | +18.5% |
| 2Q22 | 16,768 | +41.0% |
| 1Q22 | 15,889 | +53.7% |
| 4Q21 | 14,749 | +56.1% |
| 3Q21 | 12,492 | +51.2% |
| 2Q21 | 11,891 | +56.7% |
| 1Q21 | 10,340 | +21.7% |
| 4Q20 | 9,448 | 0.0% |
| 3Q20 | 8,264 | -16.0% |
| 2Q20 | 7,587 | -21.5% |
| 1Q20 | 8,496 | -12.3% |
| 4Q19 | 9,445 | -9.9% |
| 3Q19 | 9,838 | 0.0% |
| 2Q19 | 9,662 | -10.6% |
| 1Q19 | 9,684 | -12.7% |
| 4Q18 | 10,487 | -10.8% |
| 3Q18 | 9,838 | -4.7% |
| 2Q18 | 10,811 | +29.3% |
| 1Q18 | 11,090 | +38.3% |
| 4Q17 | 11,761 | +34.3% |
| 3Q17 | 10,321 | +34.8% |
| 2Q17 | 8,358 | +6.3% |
| 1Q17 | 8,017 | +4.6% |
| 4Q16 | 8,756 | +6.8% |
| 3Q16 | 7,659 | +0.9% |
| 2Q16 | 7,859 | - |
| 1Q16 | 7,663 | - |
| 4Q15 | 8,199 | - |
| 3Q15 | 7,589 | - |