| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,193 | +4.9% |
| 4Q25 | 1,141 | +0.2% |
| 3Q25 | 1,116 | +4.3% |
| 2Q25 | 1,148 | +3.7% |
| 1Q25 | 1,137 | +9.4% |
| 4Q24 | 1,139 | +10.4% |
| 3Q24 | 1,070 | +5.6% |
| 2Q24 | 1,107 | +4.0% |
| 1Q24 | 1,039 | +5.2% |
| 4Q23 | 1,032 | +10.6% |
| 3Q23 | 1,013 | +11.9% |
| 2Q23 | 1,064 | +9.8% |
| 1Q23 | 988 | +3.1% |
| 4Q22 | 933 | -7.3% |
| 3Q22 | 905 | -7.8% |
| 2Q22 | 969 | -4.3% |
| 1Q22 | 958 | -1.5% |
| 4Q21 | 1,007 | +2.7% |
| 3Q21 | 982 | +7.6% |
| 2Q21 | 1,013 | +1.7% |
| 1Q21 | 973 | +4.0% |
| 4Q20 | 981 | +104.8% |
| 3Q20 | 913 | -17.2% |
| 2Q20 | 996 | -10.5% |
| 1Q20 | 936 | -13.0% |
| 4Q19 | 479 | -55.2% |
| 3Q19 | 1,103 | +6.1% |
| 2Q19 | 1,113 | +0.6% |
| 1Q19 | 1,076 | +1.5% |
| 4Q18 | 1,070 | +1.0% |
| 3Q18 | 1,040 | +3.1% |
| 2Q18 | 1,106 | +1.0% |
| 1Q18 | 1,060 | -0.2% |
| 4Q17 | 1,059 | +3.2% |
| 3Q17 | 1,009 | +1.8% |
| 2Q17 | 1,095 | +1.7% |
| 1Q17 | 1,062 | +1.3% |
| 4Q16 | 1,025 | -0.0% |
| 3Q16 | 991 | - |
| 2Q16 | 1,076 | - |
| 1Q16 | 1,048 | - |
| 4Q15 | 1,026 | - |