| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 335 | -18.1% |
| 4Q25 | 341 | -17.3% |
| 3Q25 | 328 | -26.4% |
| 2Q25 | 381 | -24.2% |
| 1Q25 | 409 | -27.3% |
| 4Q24 | 412 | -29.3% |
| 3Q24 | 446 | -17.5% |
| 2Q24 | 502 | -23.5% |
| 1Q24 | 563 | -24.0% |
| 4Q23 | 583 | -24.4% |
| 3Q23 | 541 | -30.3% |
| 2Q23 | 656 | -31.6% |
| 1Q23 | 741 | -26.0% |
| 4Q22 | 772 | -26.6% |
| 3Q22 | 775 | -28.9% |
| 2Q22 | 959 | -13.2% |
| 1Q22 | 1,001 | -10.8% |
| 4Q21 | 1,051 | -5.6% |
| 3Q21 | 1,090 | +5.3% |
| 2Q21 | 1,105 | +5.9% |
| 1Q21 | 1,123 | +0.9% |
| 4Q20 | 1,113 | -3.4% |
| 3Q20 | 1,035 | -6.5% |
| 2Q20 | 1,043 | -14.7% |
| 1Q20 | 1,113 | -9.3% |
| 4Q19 | 1,152 | +0.4% |
| 3Q19 | 1,107 | -7.2% |
| 2Q19 | 1,223 | -3.7% |
| 1Q19 | 1,227 | -17.1% |
| 4Q18 | 1,147 | +11.2% |
| 3Q18 | 1,193 | +9.2% |
| 2Q18 | 1,270 | +8.3% |
| 1Q18 | 1,482 | -0.0% |
| 4Q17 | 1,032 | -27.7% |
| 3Q17 | 1,092 | -32.1% |
| 2Q17 | 1,173 | -21.6% |
| 1Q17 | 1,482 | -17.2% |
| 4Q16 | 1,428 | - |
| 3Q16 | 1,609 | - |
| 2Q16 | 1,496 | - |
| 1Q16 | 1,789 | - |