| （単位：百万円） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2026/3 | 190,353 | +10.7% |
| 2025/3 | 171,996 | +11.2% |
| 2024/3 | 154,715 | +12.4% |
| 2023/3 | 137,621 | +13.3% |
| 2022/3 | 121,472 | +12.5% |
| 2021/3 | 107,928 | +12.1% |
| 2020/3 | 96,237 | +14.6% |
| 2019/3 | 83,988 | +17.2% |
| 2018/3 | 71,663 | +26.5% |
| 2017/3 | 56,666 | +43.4% |
| 2016/3 | 39,507 | +40.7% |
| 2015/3 | 28,081 | +43.0% |
| 2014/3 | 19,637 | +23.6% |
| 2013/3 | 15,883 | - |