| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 10,892 | -11.1% |
| 3Q25 | 10,409 | -4.9% |
| 2Q25 | 13,027 | +0.4% |
| 1Q25 | 12,254 | +16.2% |
| 4Q24 | 11,808 | -19.6% |
| 3Q24 | 10,942 | -1.0% |
| 2Q24 | 12,971 | +8.3% |
| 1Q24 | 10,544 | -1.0% |
| 4Q23 | 14,690 | +21.4% |
| 3Q23 | 11,050 | +8.2% |
| 2Q23 | 11,977 | +7.8% |
| 1Q23 | 10,655 | +7.3% |
| 4Q22 | 12,103 | -0.4% |
| 3Q22 | 10,216 | +6.8% |
| 2Q22 | 11,112 | +8.1% |
| 1Q22 | 9,934 | +7.7% |
| 4Q21 | 12,150 | +12.6% |
| 3Q21 | 9,564 | +4.6% |
| 2Q21 | 10,278 | -1.8% |
| 1Q21 | 9,228 | -4.5% |
| 4Q20 | 10,789 | +5.0% |
| 3Q20 | 9,143 | -1.5% |
| 2Q20 | 10,467 | +4.3% |
| 1Q20 | 9,665 | +7.0% |
| 4Q19 | 10,279 | +5.7% |
| 3Q19 | 9,278 | +7.5% |
| 2Q19 | 10,040 | +6.9% |
| 1Q19 | 9,036 | +2.6% |
| 4Q18 | 9,728 | +4.0% |
| 3Q18 | 8,633 | +0.7% |
| 2Q18 | 9,390 | +3.7% |
| 1Q18 | 8,809 | -3.0% |
| 4Q17 | 9,350 | +13.2% |
| 3Q17 | 8,570 | +5.8% |
| 2Q17 | 9,057 | +2.5% |
| 1Q17 | 9,086 | +5.6% |
| 4Q16 | 8,260 | - |
| 3Q16 | 8,100 | - |
| 2Q16 | 8,837 | - |
| 1Q16 | 8,602 | - |