| （単位：百万円） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2026/3 | 406,922 | +7.3% |
| 2025/3 | 379,339 | +5.8% |
| 2024/3 | 358,569 | +5.8% |
| 2023/3 | 338,867 | +3.0% |
| 2022/3 | 328,864 | +11.5% |
| 2021/3 | 294,814 | +7.3% |
| 2020/3 | 274,723 | -22.2% |
| 2019/3 | 352,932 | -2.4% |
| 2018/3 | 361,430 | +8.4% |
| 2017/3 | 333,526 | +10.1% |
| 2016/3 | 303,026 | +19.8% |
| 2015/3 | 252,858 | +21.9% |
| 2014/3 | 207,354 | +30.9% |
| 2013/3 | 158,456 | - |