| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2026/3 | 83,302 | +12.0% |
| 2025/3 | 74,394 | +10.0% |
| 2024/3 | 67,647 | +5.7% |
| 2023/3 | 63,997 | +21.4% |
| 2022/3 | 52,711 | +13.9% |
| 2021/3 | 46,297 | -5.7% |
| 2020/3 | 49,098 | -0.5% |
| 2019/3 | 49,329 | +5.2% |
| 2018/3 | 46,886 | +2.1% |
| 2017/3 | 45,906 | -15.2% |
| 2016/3 | 54,142 | +11.7% |
| 2015/3 | 48,478 | -1.9% |
| 2014/3 | 49,404 | +10.1% |
| 2013/3 | 44,865 | - |