| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 988 | +5.3% |
| 1Q26 | 935 | +1.6% |
| 4Q25 | 993 | +9.1% |
| 3Q25 | 990 | +11.7% |
| 2Q25 | 938 | +3.4% |
| 1Q25 | 920 | +9.1% |
| 4Q24 | 910 | -3.7% |
| 3Q24 | 886 | -3.5% |
| 2Q24 | 907 | -2.6% |
| 1Q24 | 843 | -15.5% |
| 4Q23 | 945 | -13.5% |
| 3Q23 | 918 | -10.5% |
| 2Q23 | 931 | -13.2% |
| 1Q23 | 998 | -0.3% |
| 4Q22 | 1,092 | +10.1% |
| 3Q22 | 1,026 | -3.8% |
| 2Q22 | 1,072 | +5.8% |
| 1Q22 | 1,001 | +9.0% |
| 4Q21 | 992 | +7.8% |
| 3Q21 | 1,067 | +7.7% |
| 2Q21 | 1,013 | +1.9% |
| 1Q21 | 918 | -7.3% |
| 4Q20 | 920 | +4.4% |
| 3Q20 | 991 | -1.0% |
| 2Q20 | 994 | +0.5% |
| 1Q20 | 990 | -8.2% |
| 4Q19 | 881 | -19.9% |
| 3Q19 | 1,001 | -4.9% |
| 2Q19 | 989 | -20.7% |
| 1Q19 | 1,079 | -8.6% |
| 4Q18 | 1,100 | -5.5% |
| 3Q18 | 1,053 | -9.8% |
| 2Q18 | 1,247 | +7.5% |
| 1Q18 | 1,181 | +7.4% |
| 4Q17 | 1,164 | +7.7% |
| 3Q17 | 1,168 | -1.8% |
| 2Q17 | 1,160 | - |
| 1Q17 | 1,100 | - |
| 4Q16 | 1,081 | - |
| 3Q16 | 1,189 | - |