| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 332,615 | +6.9% |
| 3Q25 | 300,068 | -2.6% |
| 2Q25 | 289,389 | -9.4% |
| 1Q25 | 297,006 | -5.3% |
| 4Q24 | 311,003 | +1.7% |
| 3Q24 | 308,047 | +2.8% |
| 2Q24 | 319,399 | +9.5% |
| 1Q24 | 313,683 | +10.3% |
| 4Q23 | 305,758 | -4.0% |
| 3Q23 | 299,632 | +2.3% |
| 2Q23 | 291,620 | -2.6% |
| 1Q23 | 284,472 | +14.8% |
| 4Q22 | 318,552 | +28.1% |
| 3Q22 | 292,800 | +23.1% |
| 2Q22 | 299,334 | +31.4% |
| 1Q22 | 247,837 | +15.7% |
| 4Q21 | 248,756 | -1.3% |
| 3Q21 | 237,802 | +7.9% |
| 2Q21 | 227,839 | +11.8% |
| 1Q21 | 214,222 | -7.2% |
| 4Q20 | 252,007 | +0.3% |
| 3Q20 | 220,492 | -10.0% |
| 2Q20 | 203,754 | -20.7% |
| 1Q20 | 230,948 | -5.6% |
| 4Q19 | 251,168 | -0.6% |
| 3Q19 | 245,085 | +2.3% |
| 2Q19 | 256,837 | +2.4% |
| 1Q19 | 244,727 | +3.9% |
| 4Q18 | 252,809 | +0.4% |
| 3Q18 | 239,461 | +0.8% |
| 2Q18 | 250,910 | +3.1% |
| 1Q18 | 235,455 | +2.8% |
| 4Q17 | 251,844 | +6.0% |
| 3Q17 | 237,578 | +9.8% |
| 2Q17 | 243,325 | +5.8% |
| 1Q17 | 229,044 | -0.9% |
| 4Q16 | 237,591 | -4.9% |
| 3Q16 | 216,309 | - |
| 2Q16 | 229,885 | - |
| 1Q16 | 231,207 | - |
| 4Q15 | 249,896 | - |