| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 4Q25 | 932 | -9.0% |
| 3Q25 | 1,009 | +4.0% |
| 2Q25 | 1,028 | +6.5% |
| 1Q25 | 953 | +2.7% |
| 4Q24 | 1,024 | +5.5% |
| 3Q24 | 970 | +1.3% |
| 2Q24 | 966 | +6.5% |
| 1Q24 | 928 | +1.2% |
| 4Q23 | 971 | -0.6% |
| 3Q23 | 958 | -0.6% |
| 2Q23 | 907 | -6.2% |
| 1Q23 | 917 | +2.9% |
| 4Q22 | 977 | +6.3% |
| 3Q22 | 964 | +14.2% |
| 2Q22 | 966 | +13.5% |
| 1Q22 | 891 | +15.7% |
| 4Q21 | 919 | +13.5% |
| 3Q21 | 844 | +12.3% |
| 2Q21 | 851 | +18.1% |
| 1Q21 | 770 | +4.8% |
| 4Q20 | 809 | +8.0% |
| 3Q20 | 751 | +7.6% |
| 2Q20 | 721 | +0.7% |
| 1Q20 | 735 | +4.5% |
| 4Q19 | 749 | +5.7% |
| 3Q19 | 698 | +2.2% |
| 2Q19 | 715 | +1.2% |
| 1Q19 | 703 | +2.0% |
| 4Q18 | 709 | +36.0% |
| 3Q18 | 683 | +22.1% |
| 2Q18 | 707 | +42.4% |
| 1Q18 | 689 | +53.1% |
| 4Q17 | 521 | +17.7% |
| 3Q17 | 560 | +23.1% |
| 2Q17 | 497 | +2.4% |
| 1Q17 | 450 | -7.4% |
| 4Q16 | 442 | -4.7% |
| 3Q16 | 455 | - |
| 2Q16 | 485 | - |
| 1Q16 | 486 | - |
| 4Q15 | 464 | - |