| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2026/3 | 95,241 | -23.5% |
| 2025/3 | 124,423 | +9.0% |
| 2024/3 | 114,198 | +7.4% |
| 2023/3 | 106,354 | +12.5% |
| 2022/3 | 94,529 | +4.7% |
| 2021/3 | 90,265 | -1.6% |
| 2020/3 | 91,775 | +5.6% |
| 2019/3 | 86,921 | +5.9% |
| 2018/3 | 82,043 | +1.6% |
| 2017/3 | 80,784 | +0.1% |
| 2016/3 | 80,706 | +10.6% |
| 2015/3 | 72,966 | +4.7% |
| 2014/3 | 69,720 | -0.3% |
| 2013/3 | 69,940 | - |