| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,025 | -1.7% |
| 4Q25 | 1,084 | -4.0% |
| 3Q25 | 1,065 | +1.5% |
| 2Q25 | 1,108 | +1.7% |
| 1Q25 | 1,042 | -1.2% |
| 4Q24 | 1,129 | +10.5% |
| 3Q24 | 1,050 | -5.5% |
| 2Q24 | 1,090 | -8.5% |
| 1Q24 | 1,054 | -15.3% |
| 4Q23 | 1,022 | -4.8% |
| 3Q23 | 1,111 | +17.4% |
| 2Q23 | 1,191 | +19.0% |
| 1Q23 | 1,244 | +36.3% |
| 4Q22 | 1,073 | +17.2% |
| 3Q22 | 946 | +10.7% |
| 2Q22 | 1,000 | +14.3% |
| 1Q22 | 913 | +7.9% |
| 4Q21 | 915 | +19.7% |
| 3Q21 | 855 | -3.0% |
| 2Q21 | 875 | -3.4% |
| 1Q21 | 846 | -4.9% |
| 4Q20 | 764 | -12.8% |
| 3Q20 | 881 | -0.3% |
| 2Q20 | 906 | +2.0% |
| 1Q20 | 890 | +3.8% |
| 4Q19 | 877 | +4.6% |
| 3Q19 | 884 | +3.6% |
| 2Q19 | 888 | +5.4% |
| 1Q19 | 857 | +2.5% |
| 4Q18 | 838 | +6.1% |
| 3Q18 | 853 | +12.0% |
| 2Q18 | 842 | +10.4% |
| 1Q18 | 836 | +13.0% |
| 4Q17 | 790 | +3.0% |
| 3Q17 | 762 | -3.4% |
| 2Q17 | 763 | -4.6% |
| 1Q17 | 740 | -14.3% |
| 4Q16 | 767 | - |
| 3Q16 | 789 | - |
| 2Q16 | 799 | - |
| 1Q16 | 864 | - |