| （単位：百万円） | 営業費用 | 前年比（％） |
|---|---|---|
| 2026/3 | 122,790 | +6.6% |
| 2025/3 | 115,216 | +7.4% |
| 2024/3 | 107,284 | +1.5% |
| 2023/3 | 105,678 | +9.3% |
| 2022/3 | 96,677 | -3.3% |
| 2021/3 | 99,994 | -1.0% |
| 2020/3 | 100,989 | -1.1% |
| 2019/3 | 102,091 | +1.5% |
| 2018/3 | 100,617 | +0.6% |
| 2017/3 | 100,033 | +0.4% |
| 2016/3 | 99,596 | +0.9% |
| 2015/3 | 98,687 | +296.0% |
| 2014/3 | 24,919 | +9.2% |
| 2013/3 | 22,810 | - |