| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,151 | +3.7% |
| 3Q25 | 1,010 | -15.5% |
| 2Q25 | 1,055 | -0.0% |
| 1Q25 | 991 | +5.9% |
| 4Q24 | 1,110 | +1.6% |
| 3Q24 | 1,196 | +13.3% |
| 2Q24 | 1,056 | -3.9% |
| 1Q24 | 936 | -5.7% |
| 4Q23 | 1,092 | -4.9% |
| 3Q23 | 1,056 | +0.6% |
| 2Q23 | 1,098 | +3.3% |
| 1Q23 | 993 | -1.5% |
| 4Q22 | 1,149 | -1.6% |
| 3Q22 | 1,049 | +1.9% |
| 2Q22 | 1,063 | +1.9% |
| 1Q22 | 1,008 | -1.5% |
| 4Q21 | 1,167 | +13.6% |
| 3Q21 | 1,030 | -1.4% |
| 2Q21 | 1,043 | -4.2% |
| 1Q21 | 1,023 | +0.5% |
| 4Q20 | 1,028 | -24.5% |
| 3Q20 | 1,044 | -11.4% |
| 2Q20 | 1,088 | -8.1% |
| 1Q20 | 1,018 | -10.2% |
| 4Q19 | 1,360 | +13.9% |
| 3Q19 | 1,179 | +14.2% |
| 2Q19 | 1,185 | +20.7% |
| 1Q19 | 1,133 | +14.2% |
| 4Q18 | 1,194 | +12.2% |
| 3Q18 | 1,032 | -3.7% |
| 2Q18 | 982 | -1.5% |
| 1Q18 | 993 | +8.5% |
| 4Q17 | 1,064 | +6.7% |
| 3Q17 | 1,072 | +12.2% |
| 2Q17 | 997 | -0.1% |
| 1Q17 | 914 | -6.1% |
| 4Q16 | 997 | - |
| 3Q16 | 955 | - |
| 2Q16 | 998 | - |
| 1Q16 | 973 | - |