| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,373 | -1.0% |
| 3Q25 | 1,391 | -2.6% |
| 2Q25 | 1,357 | -8.1% |
| 1Q25 | 1,387 | -4.7% |
| 4Q24 | 1,484 | -10.0% |
| 3Q24 | 1,429 | -21.3% |
| 2Q24 | 1,477 | -5.9% |
| 1Q24 | 1,456 | -4.3% |
| 4Q23 | 1,648 | +0.3% |
| 3Q23 | 1,817 | +15.3% |
| 2Q23 | 1,570 | -7.1% |
| 1Q23 | 1,522 | -6.6% |
| 4Q22 | 1,644 | -8.0% |
| 3Q22 | 1,575 | -9.5% |
| 2Q22 | 1,689 | -7.5% |
| 1Q22 | 1,630 | -6.7% |
| 4Q21 | 1,788 | -8.6% |
| 3Q21 | 1,741 | -7.4% |
| 2Q21 | 1,826 | -9.1% |
| 1Q21 | 1,746 | -15.4% |
| 4Q20 | 1,955 | -3.4% |
| 3Q20 | 1,880 | -5.9% |
| 2Q20 | 2,009 | +4.6% |
| 1Q20 | 2,063 | +1.6% |
| 4Q19 | 2,024 | -14.3% |
| 3Q19 | 1,999 | -0.5% |
| 2Q19 | 1,920 | -0.3% |
| 1Q19 | 2,031 | -2.0% |
| 4Q18 | 2,362 | +9.5% |
| 3Q18 | 2,009 | -1.0% |
| 2Q18 | 1,926 | -3.0% |
| 1Q18 | 2,072 | +9.8% |
| 4Q17 | 2,156 | +6.1% |
| 3Q17 | 2,029 | -0.2% |
| 2Q17 | 1,986 | +6.7% |
| 1Q17 | 1,888 | +2.7% |
| 4Q16 | 2,031 | - |
| 3Q16 | 2,033 | - |
| 2Q16 | 1,862 | - |
| 1Q16 | 1,839 | - |