| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2Q26 | 25,686 | -2.4% |
| 1Q26 | 22,173 | -9.2% |
| 4Q25 | 24,040 | -7.3% |
| 3Q25 | 24,388 | -6.1% |
| 2Q25 | 26,320 | -2.4% |
| 1Q25 | 24,412 | +6.0% |
| 4Q24 | 25,927 | +9.2% |
| 3Q24 | 25,985 | +11.5% |
| 2Q24 | 26,958 | +7.7% |
| 1Q24 | 23,020 | +6.5% |
| 4Q23 | 23,733 | +5.3% |
| 3Q23 | 23,299 | +4.1% |
| 2Q23 | 25,042 | +9.7% |
| 1Q23 | 21,614 | +6.7% |
| 4Q22 | 22,548 | +0.5% |
| 3Q22 | 22,380 | +9.5% |
| 2Q22 | 22,826 | +4.9% |
| 1Q22 | 20,262 | +11.6% |
| 4Q21 | 22,430 | -1.4% |
| 3Q21 | 20,445 | -14.1% |
| 2Q21 | 21,760 | -13.5% |
| 1Q21 | 18,154 | -16.8% |
| 4Q20 | 22,739 | -8.7% |
| 3Q20 | 23,811 | -1.3% |
| 2Q20 | 25,167 | -3.6% |
| 1Q20 | 21,824 | -9.0% |
| 4Q19 | 24,896 | -9.7% |
| 3Q19 | 24,132 | -9.2% |
| 2Q19 | 26,113 | -5.7% |
| 1Q19 | 23,980 | -0.8% |
| 4Q18 | 27,566 | +1.0% |
| 3Q18 | 26,585 | +7.8% |
| 2Q18 | 27,681 | +6.4% |
| 1Q18 | 24,175 | -2.8% |
| 4Q17 | 27,289 | -1.0% |
| 3Q17 | 24,661 | -6.2% |
| 2Q17 | 26,008 | - |
| 1Q17 | 24,864 | - |
| 4Q16 | 27,564 | - |
| 3Q16 | 26,289 | - |