| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 994 | +0.8% |
| 3Q25 | 1,046 | +5.2% |
| 2Q25 | 991 | +4.5% |
| 1Q25 | 987 | +4.0% |
| 4Q24 | 1,167 | -4.2% |
| 3Q24 | 994 | +7.7% |
| 2Q24 | 948 | +5.6% |
| 1Q24 | 949 | +8.0% |
| 4Q23 | 1,218 | +9.3% |
| 3Q23 | 924 | +8.9% |
| 2Q23 | 898 | +13.8% |
| 1Q23 | 878 | +9.9% |
| 4Q22 | 1,114 | +10.5% |
| 3Q22 | 848 | +3.0% |
| 2Q22 | 788 | -0.9% |
| 1Q22 | 799 | -3.3% |
| 4Q21 | 1,009 | -3.6% |
| 3Q21 | 823 | -7.4% |
| 2Q21 | 796 | -10.3% |
| 1Q21 | 826 | -4.3% |
| 4Q20 | 1,047 | -5.6% |
| 3Q20 | 889 | -1.6% |
| 2Q20 | 887 | +1.4% |
| 1Q20 | 863 | +3.0% |
| 4Q19 | 1,108 | +9.9% |
| 3Q19 | 903 | +5.6% |
| 2Q19 | 875 | -2.2% |
| 1Q19 | 838 | +3.6% |
| 4Q18 | 1,008 | +12.5% |
| 3Q18 | 855 | +4.1% |
| 2Q18 | 894 | +6.7% |
| 1Q18 | 809 | +13.1% |
| 4Q17 | 896 | -0.4% |
| 3Q17 | 821 | +14.8% |
| 2Q17 | 837 | +9.2% |
| 1Q17 | 716 | +6.1% |
| 4Q16 | 900 | - |
| 3Q16 | 715 | - |
| 2Q16 | 767 | - |
| 1Q16 | 674 | - |