| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2026/3 | 85,884 | -22.6% |
| 2025/3 | 110,978 | +10.0% |
| 2024/3 | 100,920 | +8.5% |
| 2023/3 | 93,032 | +1.5% |
| 2022/3 | 91,659 | +3.8% |
| 2021/3 | 88,281 | -2.9% |
| 2020/3 | 90,921 | +3.2% |
| 2019/3 | 88,136 | +4.0% |
| 2018/3 | 84,758 | -0.8% |
| 2017/3 | 85,461 | +6.7% |
| 2016/3 | 80,118 | +3.3% |
| 2015/3 | 77,558 | +0.4% |
| 2014/3 | 77,253 | +1.4% |
| 2013/3 | 76,213 | - |