| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2026/3 | 138,466 | +6.9% |
| 2025/3 | 129,526 | +3.7% |
| 2024/3 | 124,868 | -1.4% |
| 2023/3 | 126,695 | -18.8% |
| 2022/3 | 156,092 | +7.1% |
| 2021/3 | 145,781 | -4.5% |
| 2020/3 | 152,709 | -2.2% |
| 2019/3 | 156,217 | +6.4% |
| 2018/3 | 146,835 | +5.0% |
| 2017/3 | 139,904 | -2.3% |
| 2016/3 | 143,152 | +8.3% |
| 2015/3 | 132,135 | -11.5% |
| 2014/3 | 149,322 | +6.5% |
| 2013/3 | 140,163 | - |