| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 17,868 | +10.7% |
| 4Q25 | 17,389 | -4.3% |
| 3Q25 | 16,966 | +7.3% |
| 2Q25 | 16,179 | +7.8% |
| 1Q25 | 16,147 | +12.2% |
| 4Q24 | 18,163 | +8.0% |
| 3Q24 | 15,811 | +10.5% |
| 2Q24 | 15,007 | +12.6% |
| 1Q24 | 14,390 | +9.1% |
| 4Q23 | 16,810 | +27.9% |
| 3Q23 | 14,312 | +13.2% |
| 2Q23 | 13,332 | +12.2% |
| 1Q23 | 13,185 | +7.7% |
| 4Q22 | 13,148 | +10.6% |
| 3Q22 | 12,645 | -3.6% |
| 2Q22 | 11,880 | -0.4% |
| 1Q22 | 12,248 | +3.8% |
| 4Q21 | 11,890 | -6.3% |
| 3Q21 | 13,117 | +13.4% |
| 2Q21 | 11,931 | -6.4% |
| 1Q21 | 11,794 | -16.0% |
| 4Q20 | 12,687 | -15.9% |
| 3Q20 | 11,571 | -18.5% |
| 2Q20 | 12,749 | -5.2% |
| 1Q20 | 14,038 | +7.5% |
| 4Q19 | 15,078 | +9.7% |
| 3Q19 | 14,193 | +13.1% |
| 2Q19 | 13,443 | +13.7% |
| 1Q19 | 13,056 | +12.3% |
| 4Q18 | 13,741 | +23.9% |
| 3Q18 | 12,551 | +20.2% |
| 2Q18 | 11,827 | +24.3% |
| 1Q18 | 11,624 | +34.6% |
| 4Q17 | 11,090 | +26.1% |
| 3Q17 | 10,439 | +33.6% |
| 2Q17 | 9,517 | +20.9% |
| 1Q17 | 8,637 | +21.4% |
| 4Q16 | 8,794 | +18.6% |
| 3Q16 | 7,815 | - |
| 2Q16 | 7,869 | - |
| 1Q16 | 7,117 | - |
| 4Q15 | 7,413 | - |