| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,170 | -1.3% |
| 3Q25 | 1,236 | -4.8% |
| 2Q25 | 1,135 | -5.3% |
| 1Q25 | 1,286 | +5.2% |
| 4Q24 | 1,185 | +1.3% |
| 3Q24 | 1,299 | +14.6% |
| 2Q24 | 1,199 | +9.2% |
| 1Q24 | 1,223 | +4.6% |
| 4Q23 | 1,170 | +6.5% |
| 3Q23 | 1,134 | +3.6% |
| 2Q23 | 1,098 | -1.6% |
| 1Q23 | 1,169 | +9.6% |
| 4Q22 | 1,099 | +6.6% |
| 3Q22 | 1,095 | +9.5% |
| 2Q22 | 1,116 | +13.3% |
| 1Q22 | 1,067 | +4.0% |
| 4Q21 | 1,031 | -5.1% |
| 3Q21 | 1,000 | -7.2% |
| 2Q21 | 985 | -10.0% |
| 1Q21 | 1,026 | -9.8% |
| 4Q20 | 1,086 | -8.4% |
| 3Q20 | 1,078 | -3.5% |
| 2Q20 | 1,094 | -3.8% |
| 1Q20 | 1,137 | +2.0% |
| 4Q19 | 1,186 | +7.2% |
| 3Q19 | 1,117 | +7.0% |
| 2Q19 | 1,137 | +5.7% |
| 1Q19 | 1,115 | +7.4% |
| 4Q18 | 1,106 | +1.5% |
| 3Q18 | 1,044 | +3.3% |
| 2Q18 | 1,076 | +6.6% |
| 1Q18 | 1,038 | +1.1% |
| 4Q17 | 1,090 | +10.1% |
| 3Q17 | 1,011 | +1.9% |
| 2Q17 | 1,009 | - |
| 1Q17 | 1,027 | - |
| 4Q16 | 990 | - |
| 3Q16 | 992 | - |