| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,319 | +1.4% |
| 3Q25 | 1,252 | -0.6% |
| 2Q25 | 1,221 | -0.1% |
| 1Q25 | 1,194 | -2.5% |
| 4Q24 | 1,302 | +5.4% |
| 3Q24 | 1,260 | +8.0% |
| 2Q24 | 1,223 | +7.5% |
| 1Q24 | 1,225 | +8.1% |
| 4Q23 | 1,235 | +3.7% |
| 3Q23 | 1,167 | -0.9% |
| 2Q23 | 1,138 | -1.4% |
| 1Q23 | 1,133 | +0.3% |
| 4Q22 | 1,191 | -8.6% |
| 3Q22 | 1,178 | +10.5% |
| 2Q22 | 1,154 | +13.3% |
| 1Q22 | 1,129 | +12.5% |
| 4Q21 | 1,303 | +22.5% |
| 3Q21 | 1,066 | +2.1% |
| 2Q21 | 1,019 | +6.4% |
| 1Q21 | 1,004 | -2.2% |
| 4Q20 | 1,063 | -4.9% |
| 3Q20 | 1,044 | +2.0% |
| 2Q20 | 957 | -3.2% |
| 1Q20 | 1,026 | +1.5% |
| 4Q19 | 1,118 | +5.8% |
| 3Q19 | 1,024 | 0.0% |
| 2Q19 | 989 | +0.7% |
| 1Q19 | 1,011 | +2.7% |
| 4Q18 | 1,057 | -3.5% |
| 3Q18 | 1,023 | +2.1% |
| 2Q18 | 983 | -0.1% |
| 1Q18 | 984 | +0.1% |
| 4Q17 | 1,096 | +5.6% |
| 3Q17 | 1,002 | +12.2% |
| 2Q17 | 984 | +9.3% |
| 1Q17 | 984 | +7.4% |
| 4Q16 | 1,038 | +16.7% |
| 3Q16 | 894 | - |
| 2Q16 | 900 | - |
| 1Q16 | 915 | - |
| 4Q15 | 889 | - |