| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,018 | -3.2% |
| 3Q25 | 999 | -5.0% |
| 2Q25 | 1,025 | -4.4% |
| 1Q25 | 947 | -13.5% |
| 4Q24 | 1,051 | -7.1% |
| 3Q24 | 1,051 | -13.1% |
| 2Q24 | 1,073 | -13.6% |
| 1Q24 | 1,095 | -4.4% |
| 4Q23 | 1,132 | +5.1% |
| 3Q23 | 1,210 | +11.2% |
| 2Q23 | 1,242 | +10.2% |
| 1Q23 | 1,145 | +8.0% |
| 4Q22 | 1,078 | +4.9% |
| 3Q22 | 1,088 | +1.7% |
| 2Q22 | 1,127 | +4.4% |
| 1Q22 | 1,059 | +0.2% |
| 4Q21 | 1,027 | +1.6% |
| 3Q21 | 1,070 | +47.2% |
| 2Q21 | 1,080 | -10.0% |
| 1Q21 | 1,057 | -4.9% |
| 4Q20 | 1,011 | -2.1% |
| 3Q20 | 727 | -32.5% |
| 2Q20 | 1,199 | +6.4% |
| 1Q20 | 1,112 | +7.5% |
| 4Q19 | 1,032 | -3.8% |
| 3Q19 | 1,077 | +2.5% |
| 2Q19 | 1,127 | +3.4% |
| 1Q19 | 1,034 | +0.6% |
| 4Q18 | 1,073 | +6.7% |
| 3Q18 | 1,051 | +3.7% |
| 2Q18 | 1,090 | +1.8% |
| 1Q18 | 1,027 | +7.8% |
| 4Q17 | 1,006 | +7.2% |
| 3Q17 | 1,013 | +4.3% |
| 2Q17 | 1,071 | +4.2% |
| 1Q17 | 953 | -2.1% |
| 4Q16 | 938 | - |
| 3Q16 | 971 | - |
| 2Q16 | 1,027 | - |
| 1Q16 | 973 | - |